#637211#637211

#637211 is a mid, moderate yellow. Relative luminance 0.147; OKLCH L 52.2% C 0.116 H 118.7°. Best body text is #FFFFFF at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#637211
RGB	rgb(99, 114, 17)
HSL	hsl(69, 74%, 26%)
HSV	hsv(69, 85%, 45%)
CMYK	cmyk(13.2%, 0%, 85.1%, 55.3%)
CIE-LAB	lab(45.26, -18.45, 46.73)
CIE-LCH	lch(45.26, 50.24, 111.54°)
OKLab	oklab(52.18% -0.0556 0.1015)
OKLCH	oklch(52.18% 0.116 118.7)
XYZ	xyz(11.2643, 14.7278, 2.7796)
Luminance	0.1473 (WCAG relative)
Temperature	warm
Family	yellow

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637211 #201172

analogous

#725011 #637211 #327211

triadic

#637211 #116372 #721163

tetradic

#637211 #117250 #201172 #721132

square

#637211 #117250 #201172 #721132

split-complementary

#637211 #113272 #501172

monochromatic

#171B04 #353D09 #637211 #91A719 #C0DD21

Accessibility & contrast

On white

5.32

#637211 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.95

#637211 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637211

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637211	#FFFFFF	#000000	##FFFFFF
##637211	1.00	5.32	3.95	5.32
#FFFFFF	5.32	1.00	21.00	1.00
#000000	3.95	21.00	1.00	21.00
##FFFFFF	5.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A6B00

Deuteranopia (green-blind)

#786B1B

Tritanopia (blue-blind)

#6A6B61

Achromatopsia (no color)

#6B6B6B

Design tokens & code

CSS

--color: #637211;
/* rgb */ color: rgb(99, 114, 17);
/* oklch */ color: oklch(52.2% 0.116 118.7);

Tailwind

colors: {
  custom: {
    50: '#939a5a',
    500: '#637211',
    950: '#000000',
  },
}

SCSS

$custom: #637211;
$custom-light: #939a5a;
$custom-dark: #000000;

JSON

{
  "hex": "#637211",
  "rgb": {
    "r": 99,
    "g": 114,
    "b": 17
  },
  "hsl": {
    "h": 69.278,
    "s": 74.046,
    "l": 25.686
  },
  "oklch": {
    "l": 0.52181,
    "c": 0.11574,
    "h": 118.7
  },
  "luminance": 0.14728
}

Semantic roles & 50–950 ramp

primary

#637211

secondary

#4836A9

accent

#37F154

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E04

muted

#7E7E79

Preview Lab

Preview with #637211

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

Preview Lab → · Contrast checker → · Palette generator →