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Suited Korogi

#1c0223
Notes

Suited Korogi (#1C0223) is a deep violet 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 (287°, 89%, 7%) 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 green. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#1c0223
RGB
rgb(28, 2, 35)
HSL
hsl(287, 89%, 7%)
HWB
hwb(287 1% 86%)
OKLCH
oklch(17.0% 0.073 318.8)
P3
color(display-p3 0.0976 0.0126 0.1311)
HSV
hsv(287, 94%, 14%)
LAB
lab(3.72% 16.90 -15.26)
LCH
lch(3.72% 22.77 317.92)
CMYK
cmyk(20%, 94%, 0%, 86%)

Etymology

Suited
adjective

Old French suite, following — past-participle of suit. As a color modifier, suited implies a neutral-and-coordinated-and-formal quality, the neutral color of Edwardian-period full-suit-and-formal-attire coordinated-and-formal-tailored gentleman's-three-piece dress-attire finish. Sits at the neutral-and-traditional end of the grid, parallel to tailored and fitted in usage.

Korogi
noun

Japanese 蟋蟀, cricket — particularly the Velarifictorus mikado (emma korogi, Emma cricket) of Japanese gardens whose deep-glossy-black exoskeleton and autumn-night call is a stock motif in classical waka poetry. Korogi color refers to a Velarifictorus mikado head-and-thorax in raking light: a saturated, slightly cool deep black with the glossy finish of melanin-and-chitin exoskeleton on the cricket's foreleg-stridulation organ.

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.

#1c0223
Original
#000b24
Protanopia
#030e22
Deuteranopia
#1c0711
Tritanopia
#0a0a0a
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
19.40:1
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
1.08:1

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
##1C0223
Display P3
Display P3
color(display-p3 0.0976 0.0126 0.1311)
Inside sRGBOKLCH chroma 0.073

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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