#63993B#63993B

#63993B is a light, vivid yellow-green. Relative luminance 0.258; OKLCH L 62.4% C 0.139 H 134.0°. Best body text is #000000 at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#63993B
RGB	rgb(99, 153, 59)
HSL	hsl(94, 44%, 42%)
HSV	hsv(94, 61%, 60%)
CMYK	cmyk(35.3%, 0%, 61.4%, 40%)
CIE-LAB	lab(57.80, -34.60, 42.80)
CIE-LCH	lch(57.80, 55.04, 128.95°)
OKLab	oklab(62.44% -0.0963 0.0997)
OKLCH	oklch(62.44% 0.139 134)
XYZ	xyz(17.3259, 25.7502, 8.1942)
Luminance	0.2575 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#63993B #713B99

analogous

#92993B #63993B #3B9942

triadic

#63993B #3B6399 #993B63

tetradic

#63993B #3B9299 #713B99 #99423B

square

#63993B #3B9299 #713B99 #99423B

split-complementary

#63993B #423B99 #993B92

monochromatic

#2A4119 #466D2A #63993B #81BD54 #A1CE80

Accessibility & contrast

On white

3.41

#63993B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.15

#63993B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #63993B

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##63993B	#FFFFFF	#000000	##000000
##63993B	1.00	3.41	6.15	6.15
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.15	21.00	1.00	1.00
##000000	6.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#9F8E31

Deuteranopia (green-blind)

#978942

Tritanopia (blue-blind)

#639385

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #63993b;
/* rgb */ color: rgb(99, 153, 59);
/* oklch */ color: oklch(62.4% 0.139 134.0);

Tailwind

colors: {
  custom: {
    50: '#93b775',
    500: '#63993b',
    950: '#000000',
  },
}

SCSS

$custom: #63993b;
$custom-light: #93b775;
$custom-dark: #000000;

JSON

{
  "hex": "#63993b",
  "rgb": {
    "r": 99,
    "g": 153,
    "b": 59
  },
  "hsl": {
    "h": 94.468,
    "s": 44.34,
    "l": 41.569
  },
  "oklch": {
    "l": 0.62445,
    "c": 0.13856,
    "h": 134
  },
  "luminance": 0.25751
}

Semantic roles & 50–950 ramp

primary

#63993B

secondary

#9D78B8

accent

#54D49D

background

#F9FBF7

surface

#F2F6ED

border

#CCD0C8

text

#0D1108

muted

#7E807B

Preview Lab

Preview with #63993B

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

Preview Lab → · Contrast checker → · Palette generator →