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Primary Walrus

#435455
Notes

Primary Walrus (#435455) is a deep 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 (183°, 12%, 30%) places it in the muted band at a dark lightness. It works well as a headline, icon, or deep background in an otherwise light layout, pairing cleanly with cream, bone, and warm neutrals. 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
#435455
RGB
rgb(67, 84, 85)
HSL
hsl(183, 12%, 30%)
HWB
hwb(183 26% 67%)
OKLCH
oklch(43.2% 0.021 200.8)
P3
color(display-p3 0.2760 0.3275 0.3320)
HSV
hsv(183, 21%, 33%)
LAB
lab(34.37% -6.32 -2.77)
LCH
lch(34.37% 6.90 203.69)
CMYK
cmyk(21%, 1%, 0%, 67%)

Etymology

Primary
adjective

Latin prīmārius, first — adjectival suffix -ary, derived from prīmus (first). As a color modifier, primary implies a neutral-and-foundational-and-base-color quality where the hue carries the visual register of Bauhaus-and-Mondrian-De-Stijl foundational-primary-color theoretical-color-system. Sits at the neutral-and-foundational end of the grid, parallel to primal and foundational in usage.

Walrus
noun

Odobenus rosmarus — a large pinniped marine mammal of Arctic-and-Subarctic coastal-and-pack-ice habitats, with mid-glossy-pinkish-gray skin and prominent ivory-tusk teeth. Walrus color refers to a Odobenus rosmarus dorsal-skin on a Svalbard-pack-ice haul-out in raking summer-light: a balanced cool gray with the matte finish of folded-and-leathery pinniped-skin with multi-decade saltwater-and-Arctic-ice patina.

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.

#435455
Original
#515255
Protanopia
#4e5055
Deuteranopia
#3e5554
Tritanopia
#505050
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).
AAAon White
7.96:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
Failon Black
2.64:1

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
##435455
Display P3
Display P3
color(display-p3 0.2760 0.3275 0.3320)
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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