#637845#637845

#637845 is a mid, moderate yellow-green. Relative luminance 0.165; OKLCH L 54.3% C 0.078 H 127.1°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#637845
RGB	rgb(99, 120, 69)
HSL	hsl(85, 27%, 37%)
HSV	hsv(85, 43%, 47%)
CMYK	cmyk(17.5%, 0%, 42.5%, 52.9%)
CIE-LAB	lab(47.64, -17.13, 25.49)
CIE-LCH	lch(47.64, 30.71, 123.90°)
OKLab	oklab(54.27% -0.0471 0.0624)
OKLCH	oklch(54.27% 0.078 127.1)
XYZ	xyz(12.9361, 16.5151, 8.1353)
Luminance	0.1651 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#637845 #5A4578

analogous

#787445 #637845 #4A7845

triadic

#637845 #456378 #784563

tetradic

#637845 #457874 #5A4578 #78454A

square

#637845 #457874 #5A4578 #78454A

split-complementary

#637845 #454A78 #744578

monochromatic

#232A18 #43512F #637845 #839F5B #A0B681

Accessibility & contrast

On white

4.88

#637845 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#637845 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #637845

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##637845	#FFFFFF	#000000	##FFFFFF
##637845	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7241

Deuteranopia (green-blind)

#7A7148

Tritanopia (blue-blind)

#66746C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #637845;
/* rgb */ color: rgb(99, 120, 69);
/* oklch */ color: oklch(54.3% 0.078 127.1);

Tailwind

colors: {
  custom: {
    50: '#909f79',
    500: '#637845',
    950: '#000000',
  },
}

SCSS

$custom: #637845;
$custom-light: #909f79;
$custom-dark: #000000;

JSON

{
  "hex": "#637845",
  "rgb": {
    "r": 99,
    "g": 120,
    "b": 69
  },
  "hsl": {
    "h": 84.706,
    "s": 26.984,
    "l": 37.059
  },
  "oklch": {
    "l": 0.54266,
    "c": 0.07816,
    "h": 127.1
  },
  "luminance": 0.16515
}

Semantic roles & 50–950 ramp

primary

#637845

secondary

#8977A2

accent

#64C38C

background

#F8F9F7

surface

#F0F2ED

border

#CBCCC8

text

#0C0E09

muted

#7D7E7B

Preview Lab

Preview with #637845

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

Preview Lab → · Contrast checker → · Palette generator →