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Adequately Rabbit

#516264
Notes

Adequately Rabbit (#516264) is a true cyan with an earthy character. It leans grounded and natural, the kind of color that plays well with wood, clay, linen, and warm neutrals. Its HSL profile (186°, 10%, 35%) places it in the muted 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
#516264
RGB
rgb(81, 98, 100)
HSL
hsl(186, 10%, 35%)
HWB
hwb(186 32% 61%)
OKLCH
oklch(48.3% 0.021 205.2)
P3
color(display-p3 0.3307 0.3823 0.3905)
HSV
hsv(186, 19%, 39%)
LAB
lab(40.25% -5.95 -3.29)
LCH
lch(40.25% 6.80 208.94)
CMYK
cmyk(19%, 2%, 0%, 61%)

Etymology

Adequately
adjective

Latin adaequātus, made equal — adverbial-and-adjectival suffix -ly. As a color modifier, adequately implies a neutral-and-sufficient-and-fitting quality where the hue carries the visual register of sufficiently-fitting-and-adequately-coordinated color-decision matched to its functional requirement. Sits at the neutral-and-traditional end of the grid, parallel to sufficiently and appropriately in usage.

Rabbit
noun

Leporidae family — particularly the Oryctolagus cuniculus (European rabbit) of European agricultural-pasture-and-fallow habitats, with the iconic gray-rabbit and Dutch-rabbit domestic-fancy color-varieties. Rabbit color refers to a Oryctolagus cuniculus-domestic-fancy Dutch-rabbit dorsal-fur field in raking light: a balanced cool gray with the matte finish of agouti-banded short-undercoat-and-guard-hair fur.

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.

#516264
Original
#5f6064
Protanopia
#5c5e64
Deuteranopia
#4b6363
Tritanopia
#5f5f5f
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).
AAon White
6.40:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AA Largeon Black
3.28:1

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
##516264
Display P3
Display P3
color(display-p3 0.3307 0.3823 0.3905)
Inside sRGBOKLCH chroma 0.021

This color sits well within the sRGB cube. P3 and sRGB share the gray axis and most desaturated tones, so a P3 display renders this identically to an sRGB display.

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