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Frank Celeste

#abfefb
Notes

Frank Celeste (#ABFEFB) is a soft cyan with a pastel character. It reads calm and airy, with enough chroma to feel intentional rather than washed out. Its HSL profile (178°, 98%, 83%) places it in the highly saturated band at a light lightness. Best used in small doses, like logos, CTAs, focus rings, or highlight text, where its saturation becomes a feature rather than noise. 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
#abfefb
RGB
rgb(171, 254, 251)
HSL
hsl(178, 98%, 83%)
HWB
hwb(178 67% 0%)
OKLCH
oklch(94.3% 0.081 193.0)
HSV
hsv(178, 33%, 100%)
LAB
lab(94.53% -25.64 -6.57)
LCH
lch(94.53% 26.47 194.38)
CMYK
cmyk(33%, 0%, 1%, 0%)

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

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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.

#abfefb
Original
#f4f6fb
Protanopia
#e5eafc
Deuteranopia
#8cfffd
Tritanopia
#ececec
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
1.15:1
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
18.30:1

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