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Gladiatorial Tokiwa

#40a526
Notes

Gladiatorial Tokiwa (#40A526) is a true green with a cool character. It leans cool, sitting on the blue, green, and violet side of the wheel. Quiet and dependable, a fit for product UI and data visualization. Its HSL profile (108°, 63%, 40%) places it in the balanced band at a mid lightness. It works across type, buttons, and borders, saturated enough to feel deliberate but balanced enough to not fight the rest of the palette. For a confident two-color system, pair it with its complementary violet. For something softer, pull in its analogous neighbors on either side of the wheel.

HEX
#40a526
RGB
rgb(64, 165, 38)
HSL
hsl(108, 63%, 40%)
HWB
hwb(108 15% 35%)
OKLCH
oklch(63.8% 0.186 140.1)
HSV
hsv(108, 77%, 65%)
LAB
lab(60.01% -52.04 53.19)
LCH
lch(60.01% 74.41 134.37)
CMYK
cmyk(61%, 0%, 77%, 35%)

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.

Tokiwa
noun

Japanese for evergreen — literally eternal rock — used for the deep green of Pinus and Cryptomeria foliage that persists through winter. Tokiwa-iro signals stability and longevity in Japanese symbolic-color vocabulary. The color refers to a Japanese cedar in midwinter: a deep, slightly cool dark green with the matte finish of resin-coated needle foliage.

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.

#40a526
Original
#aa9607
Protanopia
#9d8d34
Deuteranopia
#329f8d
Tritanopia
#868686
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
3.17:1
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
6.63:1

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