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Gladiatorial Sansho

#4b9e05
Notes

Gladiatorial Sansho (#4B9E05) is a deep lime 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 (93°, 94%, 32%) 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 indigo. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#4b9e05
RGB
rgb(75, 158, 5)
HSL
hsl(93, 94%, 32%)
HWB
hwb(93 2% 38%)
OKLCH
oklch(62.2% 0.185 136.3)
HSV
hsv(93, 97%, 62%)
LAB
lab(58.00% -47.83 59.18)
LCH
lch(58.00% 76.09 128.94)
CMYK
cmyk(53%, 0%, 97%, 38%)

Etymology

Gladiatorial
adjective

Latin gladiātōrius, of the gladiator — adjectival suffix, derived from gladius (short-sword). As a color modifier, gladiatorial implies a saturated-and-combative-and-bloody quality, the deep-rich color of Roman-Colosseum gladiator-arena bloody-tunic-and-shield combat-attire. Sits at the bold-and-formal end of the grid, parallel to spartan and valiant.

Sansho
noun

Zanthoxylum piperitum, the Japanese sansho pepper — related to Sichuan peppercorn, with citrus-tinted numbing flavor used in unagi glazes and the spice mix shichimi tōgarashi. The color refers to fresh-ground sansho powder in a small ceramic bowl: a saturated, slightly cool yellow-green with the matte finish of dried citrus-family seed.

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.

#4b9e05
Original
#a49000
Protanopia
#998921
Deuteranopia
#469886
Tritanopia
#818181
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
3.39:1
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
6.19:1

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