#638719#638719

#638719 is a mid, vivid yellow-green. Relative luminance 0.201; OKLCH L 57.6% C 0.138 H 126.9°. Best body text is #000000 at 5.01:1 contrast (WCAG AA passes).

Color values

HEX	#638719
RGB	rgb(99, 135, 25)
HSL	hsl(80, 69%, 31%)
HSV	hsv(80, 81%, 53%)
CMYK	cmyk(26.7%, 0%, 81.5%, 47.1%)
CIE-LAB	lab(51.89, -28.68, 50.28)
CIE-LCH	lch(51.89, 57.89, 119.70°)
OKLab	oklab(57.56% -0.0829 0.1105)
OKLCH	oklch(57.56% 0.138 126.9)
XYZ	xyz(13.9851, 20.0505, 4.0528)
Luminance	0.2005 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#638719 #3D1987

analogous

#877419 #638719 #2C8719

triadic

#638719 #196387 #871963

tetradic

#638719 #198774 #3D1987 #87192C

square

#638719 #198774 #3D1987 #87192C

split-complementary

#638719 #192C87 #741987

monochromatic

#172006 #3D530F #638719 #89BB23 #A8DB3F

Accessibility & contrast

On white

4.19

#638719 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.01

#638719 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #638719

5.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##638719	#FFFFFF	#000000	##000000
##638719	1.00	4.19	5.01	5.01
#FFFFFF	4.19	1.00	21.00	21.00
#000000	5.01	21.00	1.00	1.00
##000000	5.01	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E7D00

Deuteranopia (green-blind)

#897B25

Tritanopia (blue-blind)

#678073

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #638719;
/* rgb */ color: rgb(99, 135, 25);
/* oklch */ color: oklch(57.6% 0.138 126.9);

Tailwind

colors: {
  custom: {
    50: '#93aa60',
    500: '#638719',
    950: '#000000',
  },
}

SCSS

$custom: #638719;
$custom-light: #93aa60;
$custom-dark: #000000;

JSON

{
  "hex": "#638719",
  "rgb": {
    "r": 99,
    "g": 135,
    "b": 25
  },
  "hsl": {
    "h": 79.636,
    "s": 68.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.5756,
    "c": 0.13812,
    "h": 126.9
  },
  "luminance": 0.20051
}

Semantic roles & 50–950 ramp

primary

#638719

secondary

#6941BA

accent

#3CEC76

background

#F9FAF6

surface

#F2F4EB

border

#CCCEC6

text

#0D1005

muted

#7E7F7A

Preview Lab

Preview with #638719

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

Preview Lab → · Contrast checker → · Palette generator →