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Combustive Mahogany

#ed8609
Notes

Combustive Mahogany (#ED8609) is a true orange with a neon character. It sits at the high-saturation edge of its family. Use it sparingly, as signage, accent, or highlight against darker surfaces. Its HSL profile (33°, 93%, 48%) places it in the highly saturated band at a mid 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 azure. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#ed8609
RGB
rgb(237, 134, 9)
HSL
hsl(33, 93%, 48%)
HWB
hwb(33 4% 7%)
OKLCH
oklch(71.7% 0.166 60.0)
HSV
hsv(33, 96%, 93%)
LAB
lab(65.81% 32.70 70.70)
LCH
lch(65.81% 77.90 65.18)
CMYK
cmyk(0%, 43%, 96%, 7%)

Etymology

Combustive
adjective

Latin combūstus, burnt — adjectival suffix -ive, derived from com-burere (to burn-up). As a color modifier, combustive implies a saturated-and-burning-active quality, the bright color of blast-furnace-and-foundry combustion-chamber emission. Sits at the bright-and-warm end of the grid, parallel to fiery and blazing in usage.

Mahogany
noun

The genus Swietenia — particularly S. macrophylla, the South and Central American hardwood prized since the eighteenth century for furniture and ship building. The color refers to a freshly polished Honduras mahogany table: a deep, slightly red-shifted dark brown with the satin finish of high-density tropical hardwood.

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.

#ed8609
Original
#a69100
Protanopia
#bea909
Deuteranopia
#ff6e72
Tritanopia
#939393
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
2.62:1
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
8.01:1

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