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Indomitable Mango

#d66223
Notes

Indomitable Mango (#D66223) is a true orange with a vibrant character. It holds its own as a focal accent, carrying visual weight without tipping into neon territory. Its HSL profile (21°, 72%, 49%) 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#d66223
RGB
rgb(214, 98, 35)
HSL
hsl(21, 72%, 49%)
HWB
hwb(21 14% 16%)
OKLCH
oklch(63.0% 0.163 45.0)
P3
color(display-p3 0.7826 0.4106 0.2079)
HSV
hsv(21, 84%, 84%)
LAB
lab(55.23% 42.26 54.43)
LCH
lch(55.23% 68.91 52.17)
CMYK
cmyk(0%, 54%, 84%, 16%)

Etymology

Indomitable
adjective

Latin indomitābilis, unconquerable — derived from domāre (to tame). As a color modifier, indomitable implies a saturated-and-unconquerable-and-fierce quality where the hue resists any attempt to subdue or modulate its presence. Sits at the bold-and-resilient end of the grid, parallel to unyielding and adamant.

Mango
noun

Mangifera indica, the tropical drupe domesticated in the Indian subcontinent four thousand years ago and now the most-consumed fruit in the world by tonnage. The color is the inside of a ripe Alphonso or Ataulfo mango: a saturated, golden orange that's deeper than apricot and warmer than yolk. Carotenoids again — the unifying pigment of the warm orange family across plants and animals.

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.

#d66223
Original
#837418
Protanopia
#9f8e1f
Deuteranopia
#eb4756
Tritanopia
#767676
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).
AA Largeon White
3.73:1
The quick brown foxSample body text at normal size. The wcag minimum for body contrast is 4.5:1 (AA) or 7:1 (AAA).
AAon Black
5.63:1

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
##D66223
Display P3
Display P3
color(display-p3 0.7826 0.4106 0.2079)
P3 has subtle headroomOKLCH chroma 0.163

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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