#637317#637317

#637317 is a mid, moderate yellow-green. Relative luminance 0.150; OKLCH L 52.5% C 0.114 H 119.4°. Best body text is #FFFFFF at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#637317
RGB	rgb(99, 115, 23)
HSL	hsl(70, 67%, 27%)
HSV	hsv(70, 80%, 45%)
CMYK	cmyk(13.9%, 0%, 80%, 54.9%)
CIE-LAB	lab(45.60, -18.72, 45.15)
CIE-LCH	lch(45.60, 48.87, 112.52°)
OKLab	oklab(52.47% -0.0559 0.0993)
OKLCH	oklch(52.47% 0.114 119.4)
XYZ	xyz(11.4312, 14.9760, 3.0989)
Luminance	0.1498 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637317 #271773

analogous

#735517 #637317 #357317

triadic

#637317 #176373 #731763

tetradic

#637317 #177355 #271773 #731735

square

#637317 #177355 #271773 #731735

split-complementary

#637317 #173573 #551773

monochromatic

#161A05 #37400D #637317 #8FA621 #B8D52F

Accessibility & contrast

On white

5.26

#637317 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.00

#637317 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637317

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637317	#FFFFFF	#000000	##FFFFFF
##637317	1.00	5.26	4.00	5.26
#FFFFFF	5.26	1.00	21.00	1.00
#000000	4.00	21.00	1.00	21.00
##FFFFFF	5.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B6C01

Deuteranopia (green-blind)

#796C20

Tritanopia (blue-blind)

#696C62

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #637317;
/* rgb */ color: rgb(99, 115, 23);
/* oklch */ color: oklch(52.5% 0.114 119.4);

Tailwind

colors: {
  custom: {
    50: '#929b5d',
    500: '#637317',
    950: '#000000',
  },
}

SCSS

$custom: #637317;
$custom-light: #929b5d;
$custom-dark: #000000;

JSON

{
  "hex": "#637317",
  "rgb": {
    "r": 99,
    "g": 115,
    "b": 23
  },
  "hsl": {
    "h": 70.435,
    "s": 66.667,
    "l": 27.059
  },
  "oklch": {
    "l": 0.52466,
    "c": 0.11389,
    "h": 119.4
  },
  "luminance": 0.14976
}

Semantic roles & 50–950 ramp

primary

#637317

secondary

#503DA9

accent

#3EEA5C

background

#F9F9F5

surface

#F2F2E9

border

#CCCCC5

text

#0D0E04

muted

#7E7E79

Preview Lab

Preview with #637317

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

Preview Lab → · Contrast checker → · Palette generator →