#637117#637117

#637117 is a mid, moderate yellow. Relative luminance 0.145; OKLCH L 52.0% C 0.111 H 118.4°. Best body text is #FFFFFF at 5.38:1 contrast (WCAG AA passes).

Color values

HEX	#637117
RGB	rgb(99, 113, 23)
HSL	hsl(69, 66%, 27%)
HSV	hsv(69, 80%, 44%)
CMYK	cmyk(12.4%, 0%, 79.6%, 55.7%)
CIE-LAB	lab(44.98, -17.66, 44.57)
CIE-LCH	lch(44.98, 47.94, 111.62°)
OKLab	oklab(51.96% -0.053 0.098)
OKLCH	oklch(51.96% 0.111 118.4)
XYZ	xyz(11.2056, 14.5249, 3.0237)
Luminance	0.1452 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637117 #251771

analogous

#715217 #637117 #367117

triadic

#637117 #176371 #711763

tetradic

#637117 #177152 #251771 #711736

square

#637117 #177152 #251771 #711736

split-complementary

#637117 #173671 #521771

monochromatic

#161905 #363E0D #637117 #90A421 #BBD42E

Accessibility & contrast

On white

5.38

#637117 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.90

#637117 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637117

5.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637117	#FFFFFF	#000000	##FFFFFF
##637117	1.00	5.38	3.90	5.38
#FFFFFF	5.38	1.00	21.00	1.00
#000000	3.90	21.00	1.00	21.00
##FFFFFF	5.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#796A02

Deuteranopia (green-blind)

#776B1F

Tritanopia (blue-blind)

#696A60

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #637117;
/* rgb */ color: rgb(99, 113, 23);
/* oklch */ color: oklch(52.0% 0.111 118.4);

Tailwind

colors: {
  custom: {
    50: '#92995c',
    500: '#637117',
    950: '#000000',
  },
}

SCSS

$custom: #637117;
$custom-light: #92995c;
$custom-dark: #000000;

JSON

{
  "hex": "#637117",
  "rgb": {
    "r": 99,
    "g": 113,
    "b": 23
  },
  "hsl": {
    "h": 69.333,
    "s": 66.176,
    "l": 26.667
  },
  "oklch": {
    "l": 0.51963,
    "c": 0.11141,
    "h": 118.4
  },
  "luminance": 0.14525
}

Semantic roles & 50–950 ramp

primary

#637117

secondary

#4E3DA7

accent

#3FE959

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E04

muted

#7E7E79

Preview Lab

Preview with #637117

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

Preview Lab → · Contrast checker → · Palette generator →