#63A02B#63A02B

#63A02B is a light, vivid yellow-green. Relative luminance 0.280; OKLCH L 64.1% C 0.160 H 133.3°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#63A02B
RGB	rgb(99, 160, 43)
HSL	hsl(91, 58%, 40%)
HSV	hsv(91, 73%, 63%)
CMYK	cmyk(38.1%, 0%, 73.1%, 37.3%)
CIE-LAB	lab(59.86, -39.04, 51.73)
CIE-LCH	lch(59.86, 64.81, 127.04°)
OKLab	oklab(64.08% -0.1097 0.1164)
OKLCH	oklch(64.08% 0.16 133.3)
XYZ	xyz(18.1522, 27.9678, 6.7269)
Luminance	0.2797 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63A02B #682BA0

analogous

#9DA02B #63A02B #2BA02E

triadic

#63A02B #2B63A0 #A02B63

tetradic

#63A02B #2B9DA0 #682BA0 #A02E2B

square

#63A02B #2B9DA0 #682BA0 #A02E2B

split-complementary

#63A02B #2E2BA0 #A02B9D

monochromatic

#274011 #45701E #63A02B #81CB3D #A0D86E

Accessibility & contrast

On white

3.18

#63A02B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#63A02B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63A02B

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63A02B	#FFFFFF	#000000	##000000
##63A02B	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A79316

Deuteranopia (green-blind)

#9E8E36

Tritanopia (blue-blind)

#639A89

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #63a02b;
/* rgb */ color: rgb(99, 160, 43);
/* oklch */ color: oklch(64.1% 0.160 133.3);

Tailwind

colors: {
  custom: {
    50: '#94bc6c',
    500: '#63a02b',
    950: '#000000',
  },
}

SCSS

$custom: #63a02b;
$custom-light: #94bc6c;
$custom-dark: #000000;

JSON

{
  "hex": "#63a02b",
  "rgb": {
    "r": 99,
    "g": 160,
    "b": 43
  },
  "hsl": {
    "h": 91.282,
    "s": 57.635,
    "l": 39.804
  },
  "oklch": {
    "l": 0.64084,
    "c": 0.15991,
    "h": 133.3
  },
  "luminance": 0.27969
}

Semantic roles & 50–950 ramp

primary

#63A02B

secondary

#9568BF

accent

#47E197

background

#F9FBF6

surface

#F2F6EC

border

#CCD0C7

text

#0E1207

muted

#7E817A

Preview Lab

Preview with #63A02B

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

Preview Lab → · Contrast checker → · Palette generator →