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Starched Echium

#6cc3e7
Notes

Starched Echium (#6CC3E7) is a true cyan 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 (198°, 72%, 66%) 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 orange. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#6cc3e7
RGB
rgb(108, 195, 231)
HSL
hsl(198, 72%, 66%)
HWB
hwb(198 42% 9%)
OKLCH
oklch(77.6% 0.098 227.1)
P3
color(display-p3 0.5066 0.7564 0.8910)
HSV
hsv(198, 53%, 91%)
LAB
lab(74.82% -16.38 -25.93)
LCH
lch(74.82% 30.67 237.71)
CMYK
cmyk(53%, 16%, 0%, 9%)

Etymology

Starched
adjective

Old English stercan, to stiffen — past-participle of starch. As a color modifier, starched implies a clear-and-stiff-and-formal quality, the crisp color of Edwardian-period formal-evening-shirt-and-collar starched-and-pressed dress-attire. Sits at the crisp-and-finished end of the grid, parallel to pressed and ironed in usage.

Echium
noun

The genus Echium — Mediterranean and Macaronesian biennials with tall deep-blue flower spikes. E. vulgare (viper's bugloss) covers European chalk grasslands; E. wildpretii of Tenerife produces three-meter spires. The color refers to fresh E. vulgare in flower: a saturated, slightly cool deep blue-violet.

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.

#6cc3e7
Original
#b0c0e9
Protanopia
#9eb2e7
Deuteranopia
#0ccecf
Tritanopia
#b3b3b3
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
1.98:1
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
10.60:1

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
##6CC3E7
Display P3
Display P3
color(display-p3 0.5066 0.7564 0.8910)
P3 has subtle headroomOKLCH chroma 0.098

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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