#638520#638520

#638520 is a mid, vivid yellow-green. Relative luminance 0.195; OKLCH L 57.1% C 0.132 H 126.7°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#638520
RGB	rgb(99, 133, 32)
HSL	hsl(80, 61%, 32%)
HSV	hsv(80, 76%, 52%)
CMYK	cmyk(25.6%, 0%, 75.9%, 47.8%)
CIE-LAB	lab(51.30, -27.35, 47.36)
CIE-LCH	lch(51.30, 54.69, 120.00°)
OKLab	oklab(57.09% -0.0787 0.1055)
OKLCH	oklch(57.09% 0.132 126.7)
XYZ	xyz(13.7939, 19.5317, 4.4095)
Luminance	0.1953 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638520 #422085

analogous

#857520 #638520 #318520

triadic

#638520 #206385 #852063

tetradic

#638520 #208575 #422085 #852031

square

#638520 #208575 #422085 #852031

split-complementary

#638520 #203185 #752085

monochromatic

#1A2208 #3E5414 #638520 #88B62C #A6D44C

Accessibility & contrast

On white

4.28

#638520 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#638520 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638520

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638520	#FFFFFF	#000000	##000000
##638520	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7C0B

Deuteranopia (green-blind)

#887A29

Tritanopia (blue-blind)

#677F72

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #638520;
/* rgb */ color: rgb(99, 133, 32);
/* oklch */ color: oklch(57.1% 0.132 126.7);

Tailwind

colors: {
  custom: {
    50: '#93a863',
    500: '#638520',
    950: '#000000',
  },
}

SCSS

$custom: #638520;
$custom-light: #93a863;
$custom-dark: #000000;

JSON

{
  "hex": "#638520",
  "rgb": {
    "r": 99,
    "g": 133,
    "b": 32
  },
  "hsl": {
    "h": 80.198,
    "s": 61.212,
    "l": 32.353
  },
  "oklch": {
    "l": 0.57093,
    "c": 0.13164,
    "h": 126.7
  },
  "luminance": 0.19532
}

Semantic roles & 50–950 ramp

primary

#638520

secondary

#6F4AB7

accent

#43E47A

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D0F06

muted

#7E7F7A

Preview Lab

Preview with #638520

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

Preview Lab → · Contrast checker → · Palette generator →