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Plainspoken Thoth Kingfisher

#5bbd86
Notes

Plainspoken Thoth Kingfisher (#5BBD86) is a true teal with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (146°, 43%, 55%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary magenta. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#5bbd86
RGB
rgb(91, 189, 134)
HSL
hsl(146, 43%, 55%)
HWB
hwb(146 36% 26%)
OKLCH
oklch(72.4% 0.124 156.7)
P3
color(display-p3 0.4570 0.7324 0.5427)
HSV
hsv(146, 52%, 74%)
LAB
lab(69.71% -41.52 19.21)
LCH
lch(69.71% 45.74 155.17)
CMYK
cmyk(52%, 0%, 29%, 26%)

Etymology

Plainspoken
adjective

English compound plain + spoken — past-participle of speak. As a color modifier, plainspoken implies a clear-and-direct-and-straightforward quality where the hue carries the visual register of unembellished-honest declaration. Sits at the crisp-and-honest end of the grid, parallel to candid and direct in usage.

Thoth
modifier

Egyptian Djehuty, ibis-headed-god-of-writing. As a color modifier, thoth implies an ibis-headed-and-scribe-and-moon-god quality, the visual register of Egyptian-Thoth-and-Hermopolis-temple hand-ibis-headed-and-scribe-and-moon-god Egyptian-Thoth-and-Hermopolis-temple-and-Hermes-Trismegistus thoth-and-ibis-headed-and-scribe-and-moon-god surfaces under Egyptian-Thoth-and-Hermopolis-temple-and-Hermes-Trismegistus papyrus-and-reed-pen-and-Hermopolis ibis-scribe-light. Sits at the modifier-and-myth end of the grid, parallel to isis and horus in usage.

Kingfisher
noun

The family Alcedinidae — particularly Alcedo atthis, the European common kingfisher whose iridescent turquoise-blue plumage gives the color its name. The color refers to a male European kingfisher's wing: a saturated, slightly cool deep blue-green with the iridescent satin finish of structurally colored feathers.

Closest matches

The nearest named color in three reference sources, ranked by perceptual distance (ΔE76 in CIELAB). ΔE < 1 is imperceptible to most viewers; ΔE > 10 is clearly different. When two sources point to the same hex they’re merged into one tile; click any to open that color’s page.

Variations

Click any swatch to explore

Harmonies

Accessibility

Color-vision simulation

How this color appears to viewers with the four major color-vision-deficiency types. Computed via the Machado (2009) physiologically-based model. If a tile matches the original, the color reads the same to that viewer.

#5bbd86
Original
#bcb083
Protanopia
#aea689
Deuteranopia
#3fbcae
Tritanopia
#a4a4a4
Achromatopsia
WCAG contrast

The color used as foreground text against pure white and pure black, with the contrast ratio and WCAG 2.1 grade. Aim for AA (4.5:1) for body text and AA Large (3:1) for 18 pt+ headlines; AAA (7:1) is the gold standard for long-form reading surfaces.

The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon White
2.32:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAAon Black
9.07:1

Wide gamut

Display P3 representation

The CSS Color 4 wide-gamut form of this color. Both swatches render the same color on every display — the P3 form only diverges from sRGB when a designer pushes channels outside sRGB's reach.

sRGB hex
sRGB hex
##5BBD86
Display P3
Display P3
color(display-p3 0.4570 0.7324 0.5427)
P3 has subtle headroomOKLCH chroma 0.124

Moderately saturated colors gain a small bump in P3 — the difference is usually visible side-by-side on wide-gamut hardware but won't change the character of the color.

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