#638419#638419

#638419 is a mid, vivid yellow-green. Relative luminance 0.192; OKLCH L 56.8% C 0.134 H 126.0°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#638419
RGB	rgb(99, 132, 25)
HSL	hsl(79, 68%, 31%)
HSV	hsv(79, 81%, 52%)
CMYK	cmyk(25%, 0%, 81.1%, 48.2%)
CIE-LAB	lab(50.95, -27.23, 49.42)
CIE-LCH	lch(50.95, 56.42, 118.86°)
OKLab	oklab(56.79% -0.079 0.1086)
OKLCH	oklch(56.79% 0.134 126)
XYZ	xyz(13.5724, 19.2251, 3.9153)
Luminance	0.1923 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638419 #3A1984

analogous

#846F19 #638419 #2D8419

triadic

#638419 #196384 #841963

tetradic

#638419 #19846F #3A1984 #84192D

square

#638419 #19846F #3A1984 #84192D

split-complementary

#638419 #192D84 #6F1984

monochromatic

#161D06 #3C510F #638419 #8AB723 #AADA3D

Accessibility & contrast

On white

4.33

#638419 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#638419 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638419

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638419	#FFFFFF	#000000	##000000
##638419	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7B00

Deuteranopia (green-blind)

#877924

Tritanopia (blue-blind)

#687D70

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #638419;
/* rgb */ color: rgb(99, 132, 25);
/* oklch */ color: oklch(56.8% 0.134 126.0);

Tailwind

colors: {
  custom: {
    50: '#93a860',
    500: '#638419',
    950: '#000000',
  },
}

SCSS

$custom: #638419;
$custom-light: #93a860;
$custom-dark: #000000;

JSON

{
  "hex": "#638419",
  "rgb": {
    "r": 99,
    "g": 132,
    "b": 25
  },
  "hsl": {
    "h": 78.505,
    "s": 68.153,
    "l": 30.784
  },
  "oklch": {
    "l": 0.56794,
    "c": 0.13431,
    "h": 126
  },
  "luminance": 0.19225
}

Semantic roles & 50–950 ramp

primary

#638419

secondary

#6641B8

accent

#3DEB73

background

#F9FAF5

surface

#F2F4EA

border

#CCCEC6

text

#0D0F05

muted

#7E7F79

Preview Lab

Preview with #638419

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

Preview Lab → · Contrast checker → · Palette generator →