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Coolcyan

Sky Brush

#81c6e7
Notes

Sky Brush (#81C6E7) is a soft 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 (199°, 68%, 71%) places it in the balanced band at a light lightness. It works as a background wash, large-area fill, or soft illustration tone. Add a darker ink of the same hue when you need type over it. 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
#81c6e7
RGB
rgb(129, 198, 231)
HSL
hsl(199, 68%, 71%)
HWB
hwb(199 51% 9%)
OKLCH
oklch(79.3% 0.084 229.8)
HSV
hsv(199, 44%, 91%)
LAB
lab(76.57% -13.20 -23.16)
LCH
lch(76.57% 26.66 240.32)
CMYK
cmyk(44%, 14%, 0%, 9%)

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.

#81c6e7
Original
#b5c3e9
Protanopia
#a7b8e7
Deuteranopia
#54cfd1
Tritanopia
#bababa
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
1.88:1
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
11.16:1

Related Colors

Canvas