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Earnest Honeysuckle

#ac3615
Notes

Earnest Honeysuckle (#AC3615) is a true red with a jewel character. It carries the deep, saturated richness of a gemstone. Authoritative and slightly formal, it works well for type and heavy UI elements. Its HSL profile (13°, 78%, 38%) 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 cyan. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#ac3615
RGB
rgb(172, 54, 21)
HSL
hsl(13, 78%, 38%)
HWB
hwb(13 8% 33%)
OKLCH
oklch(50.4% 0.160 35.5)
HSV
hsv(13, 88%, 67%)
LAB
lab(40.35% 46.70 44.84)
LCH
lch(40.35% 64.74 43.83)
CMYK
cmyk(0%, 69%, 88%, 33%)

Etymology

Earnest
adjective

Old English eornost, seriousness, zeal. Used as a color modifier since the nineteenth century for hues that read as committed but unshowy — the working blues of denim, the deep greens of Quaker meetinghouses. Sits in the bold-and-quiet corner of the grid, slightly less luminous than resolute and slightly less institutional than imperial.

Honeysuckle
noun

The genus Lonicera — particularly L. sempervirens, the North American coral honeysuckle whose orange-red trumpet flowers attract hummingbirds. The color refers to a fresh L. sempervirens bloom: a saturated, slightly red orange with the satin finish of tubular flower. Cooler than trumpetvine, brighter than coral.

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.

#ac3615
Original
#594e0e
Protanopia
#76690d
Deuteranopia
#be0a30
Tritanopia
#4d4d4d
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
6.38:1
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
3.29:1

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