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Drafted Paraiba

#28b5ba
Notes

Drafted Paraiba (#28B5BA) is a true cyan with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (182°, 65%, 44%) 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 red. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#28b5ba
RGB
rgb(40, 181, 186)
HSL
hsl(182, 65%, 44%)
HWB
hwb(182 16% 27%)
OKLCH
oklch(70.6% 0.112 198.6)
P3
color(display-p3 0.3483 0.6996 0.7226)
HSV
hsv(182, 78%, 73%)
LAB
lab(67.31% -33.44 -12.91)
LCH
lch(67.31% 35.84 201.11)
CMYK
cmyk(78%, 3%, 0%, 27%)

Etymology

Drafted
adjective

Old English draht, draft — past-participle of draft. As a color modifier, drafted implies a clear-and-line-and-measured quality, the crisp color of Mid-Century-Modern hand-drafted architectural-and-engineering studio-drawing precision-tool-rendered lines. Sits at the crisp-and-incised end of the grid, parallel to drawn and plotted in usage.

Paraiba
noun

The intensely-blue copper-bearing variety of tourmaline — discovered in 1989 in the Brazilian state of Paraíba. Paraiba tourmaline is one of the most expensive gem materials by weight. The color refers to a faceted Paraiba tourmaline: a saturated, slightly cool electric blue-green with the gem's signature internal fire.

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.

#28b5ba
Original
#a8acbb
Protanopia
#939ebb
Deuteranopia
#00bcb6
Tritanopia
#979797
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
2.50:1
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
8.41:1

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
##28B5BA
Display P3
Display P3
color(display-p3 0.3483 0.6996 0.7226)
P3 has subtle headroomOKLCH chroma 0.112

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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