#638619#638619

#638619 is a mid, vivid yellow-green. Relative luminance 0.198; OKLCH L 57.3% C 0.137 H 126.6°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#638619
RGB	rgb(99, 134, 25)
HSL	hsl(79, 69%, 31%)
HSV	hsv(79, 81%, 53%)
CMYK	cmyk(26.1%, 0%, 81.3%, 47.5%)
CIE-LAB	lab(51.58, -28.20, 49.99)
CIE-LCH	lch(51.58, 57.40, 119.43°)
OKLab	oklab(57.3% -0.0816 0.1099)
OKLCH	oklch(57.3% 0.137 126.6)
XYZ	xyz(13.8462, 19.7728, 4.0066)
Luminance	0.1977 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638619 #3C1986

analogous

#867219 #638619 #2C8619

triadic

#638619 #196386 #861963

tetradic

#638619 #198672 #3C1986 #86192C

square

#638619 #198672 #3C1986 #86192C

split-complementary

#638619 #192C86 #721986

monochromatic

#171F06 #3D520F #638619 #89BA23 #A9DB3E

Accessibility & contrast

On white

4.24

#638619 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#638619 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638619

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638619	#FFFFFF	#000000	##000000
##638619	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7C00

Deuteranopia (green-blind)

#897A25

Tritanopia (blue-blind)

#677F72

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #638619;
/* rgb */ color: rgb(99, 134, 25);
/* oklch */ color: oklch(57.3% 0.137 126.6);

Tailwind

colors: {
  custom: {
    50: '#93a960',
    500: '#638619',
    950: '#000000',
  },
}

SCSS

$custom: #638619;
$custom-light: #93a960;
$custom-dark: #000000;

JSON

{
  "hex": "#638619",
  "rgb": {
    "r": 99,
    "g": 134,
    "b": 25
  },
  "hsl": {
    "h": 79.266,
    "s": 68.553,
    "l": 31.176
  },
  "oklch": {
    "l": 0.57305,
    "c": 0.13685,
    "h": 126.6
  },
  "luminance": 0.19773
}

Semantic roles & 50–950 ramp

primary

#638619

secondary

#6841BA

accent

#3CEB75

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1005

muted

#7E7F7A

Preview Lab

Preview with #638619

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

Preview Lab → · Contrast checker → · Palette generator →