#657B1B#657B1B

#657B1B is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.7% C 0.121 H 122.0°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#657B1B
RGB	rgb(101, 123, 27)
HSL	hsl(74, 64%, 29%)
HSV	hsv(74, 78%, 48%)
CMYK	cmyk(17.9%, 0%, 78%, 51.8%)
CIE-LAB	lab(48.27, -21.78, 46.31)
CIE-LCH	lch(48.27, 51.17, 115.19°)
OKLab	oklab(54.67% -0.064 0.1024)
OKLCH	oklch(54.67% 0.121 122)
XYZ	xyz(12.6478, 17.0117, 3.6540)
Luminance	0.1701 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#657B1B #311B7B

analogous

#7B611B #657B1B #357B1B

triadic

#657B1B #1B657B #7B1B65

tetradic

#657B1B #1B7B61 #311B7B #7B1B35

square

#657B1B #1B7B61 #311B7B #7B1B35

split-complementary

#657B1B #1B357B #611B7B

monochromatic

#151906 #3C4910 #657B1B #8EAD26 #B1D43C

Accessibility & contrast

On white

4.77

#657B1B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#657B1B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #657B1B

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##657B1B	#FFFFFF	#000000	##FFFFFF
##657B1B	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#837305

Deuteranopia (green-blind)

#807324

Tritanopia (blue-blind)

#6B7469

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #657b1b;
/* rgb */ color: rgb(101, 123, 27);
/* oklch */ color: oklch(54.7% 0.121 122.0);

Tailwind

colors: {
  custom: {
    50: '#94a160',
    500: '#657b1b',
    950: '#000000',
  },
}

SCSS

$custom: #657b1b;
$custom-light: #94a160;
$custom-dark: #000000;

JSON

{
  "hex": "#657b1b",
  "rgb": {
    "r": 101,
    "g": 123,
    "b": 27
  },
  "hsl": {
    "h": 73.75,
    "s": 64,
    "l": 29.412
  },
  "oklch": {
    "l": 0.54668,
    "c": 0.12076,
    "h": 122
  },
  "luminance": 0.17012
}

Semantic roles & 50–950 ramp

primary

#657B1B

secondary

#5C43AF

accent

#41E767

background

#F9F9F5

surface

#F2F2EA

border

#CCCCC6

text

#0D0E05

muted

#7E7E79

Preview Lab

Preview with #657B1B

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

Preview Lab → · Contrast checker → · Palette generator →