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Smoky Strelitzia

#5a1f06
Notes

Smoky Strelitzia (#5A1F06) is a deep orange 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 (18°, 88%, 19%) places it in the highly saturated band at a dark 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
#5a1f06
RGB
rgb(90, 31, 6)
HSL
hsl(18, 88%, 19%)
HWB
hwb(18 2% 65%)
OKLCH
oklch(32.6% 0.093 40.6)
HSV
hsv(18, 93%, 35%)
LAB
lab(20.70% 25.84 28.05)
LCH
lch(20.70% 38.14 47.35)
CMYK
cmyk(0%, 66%, 93%, 65%)

Etymology

Smoky
adjective

An adjectival form of smoke, used as a color word since at least the fourteenth century. Smoky implies a slightly muted, slightly hazed quality — as if the color were seen through a layer of suspended particulate. Used across both deep and neutral buckets: a smoky black has slightly less density than pure black; a smoky gray has slightly less coolness than pure gray.

Strelitzia
noun

Strelitzia reginae, the South African bird-of-paradise plant — named for Queen Charlotte of Mecklenburg-Strelitz, consort of George III. Pollinated by sunbirds. The color refers to the orange perianth of a S. reginae bloom: a saturated, slightly red orange with the satin finish of crested petal. Warmer than carrot, brighter than marigold.

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.

#5a1f06
Original
#302a03
Protanopia
#3e3704
Deuteranopia
#64101a
Tritanopia
#2a2a2a
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
12.86:1
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
1.63:1

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