#657B31#657B31

#657B31 is a mid, moderate yellow-green. Relative luminance 0.172; OKLCH L 54.9% C 0.104 H 123.7°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#657B31
RGB	rgb(101, 123, 49)
HSL	hsl(78, 43%, 34%)
HSV	hsv(78, 60%, 48%)
CMYK	cmyk(17.9%, 0%, 60.2%, 51.8%)
CIE-LAB	lab(48.45, -20.18, 37.06)
CIE-LCH	lch(48.45, 42.19, 118.57°)
OKLab	oklab(54.87% -0.0575 0.0862)
OKLCH	oklch(54.87% 0.104 123.7)
XYZ	xyz(13.0042, 17.1543, 5.5311)
Luminance	0.1715 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657B31 #47317B

analogous

#7B6C31 #657B31 #407B31

triadic

#657B31 #31657B #7B3165

tetradic

#657B31 #317B6C #47317B #7B3140

square

#657B31 #317B6C #47317B #7B3140

split-complementary

#657B31 #31407B #6C317B

monochromatic

#1D230E #414F20 #657B31 #89A742 #A6C265

Accessibility & contrast

On white

4.74

#657B31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#657B31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #657B31

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657B31	#FFFFFF	#000000	##FFFFFF
##657B31	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827429

Deuteranopia (green-blind)

#7F7336

Tritanopia (blue-blind)

#6A756B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #657b31;
/* rgb */ color: rgb(101, 123, 49);
/* oklch */ color: oklch(54.9% 0.104 123.7);

Tailwind

colors: {
  custom: {
    50: '#93a16c',
    500: '#657b31',
    950: '#000000',
  },
}

SCSS

$custom: #657b31;
$custom-light: #93a16c;
$custom-dark: #000000;

JSON

{
  "hex": "#657b31",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 49
  },
  "hsl": {
    "h": 77.838,
    "s": 43.023,
    "l": 33.725
  },
  "oklch": {
    "l": 0.5487,
    "c": 0.1036,
    "h": 123.7
  },
  "luminance": 0.17154
}

Semantic roles & 50–950 ramp

primary

#657B31

secondary

#755FA9

accent

#55D37A

background

#F9F9F6

surface

#F1F2EB

border

#CBCCC6

text

#0D0F07

muted

#7E7E7A

Preview Lab

Preview with #657B31

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

Preview Lab → · Contrast checker → · Palette generator →