#638D26#638D26

#638D26 is a mid, vivid yellow-green. Relative luminance 0.218; OKLCH L 59.2% C 0.138 H 129.3°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#638D26
RGB	rgb(99, 141, 38)
HSL	hsl(84, 58%, 35%)
HSV	hsv(84, 73%, 55%)
CMYK	cmyk(29.8%, 0%, 73%, 44.7%)
CIE-LAB	lab(53.86, -30.79, 47.62)
CIE-LCH	lch(53.86, 56.70, 122.89°)
OKLab	oklab(59.18% -0.0876 0.107)
OKLCH	oklch(59.18% 0.138 129.3)
XYZ	xyz(15.0203, 21.8419, 5.2579)
Luminance	0.2184 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638D26 #50268D

analogous

#8D8326 #638D26 #2F8D26

triadic

#638D26 #26638D #8D2663

tetradic

#638D26 #268D83 #50268D #8D262F

square

#638D26 #268D83 #50268D #8D262F

split-complementary

#638D26 #262F8D #83268D

monochromatic

#1F2D0C #415D19 #638D26 #85BD33 #A2D35B

Accessibility & contrast

On white

3.91

#638D26 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.37

#638D26 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638D26

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638D26	#FFFFFF	#000000	##000000
##638D26	1.00	3.91	5.37	5.37
#FFFFFF	3.91	1.00	21.00	21.00
#000000	5.37	21.00	1.00	1.00
##000000	5.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#948314

Deuteranopia (green-blind)

#8E802F

Tritanopia (blue-blind)

#668779

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #638d26;
/* rgb */ color: rgb(99, 141, 38);
/* oklch */ color: oklch(59.2% 0.138 129.3);

Tailwind

colors: {
  custom: {
    50: '#93ae67',
    500: '#638d26',
    950: '#000000',
  },
}

SCSS

$custom: #638d26;
$custom-light: #93ae67;
$custom-dark: #000000;

JSON

{
  "hex": "#638d26",
  "rgb": {
    "r": 99,
    "g": 141,
    "b": 38
  },
  "hsl": {
    "h": 84.466,
    "s": 57.542,
    "l": 35.098
  },
  "oklch": {
    "l": 0.59181,
    "c": 0.1383,
    "h": 129.3
  },
  "luminance": 0.21842
}

Semantic roles & 50–950 ramp

primary

#638D26

secondary

#7F57B8

accent

#47E186

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1006

muted

#7E7F7A

Preview Lab

Preview with #638D26

Body copy rendered with the generated semantic roles for this colour.

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