#557B1E#557B1E

#557B1E is a mid, vivid yellow-green. Relative luminance 0.162; OKLCH L 53.5% C 0.127 H 129.5°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#557B1E
RGB	rgb(85, 123, 30)
HSL	hsl(85, 61%, 30%)
HSV	hsv(85, 76%, 48%)
CMYK	cmyk(30.9%, 0%, 75.6%, 51.8%)
CIE-LAB	lab(47.22, -28.38, 43.82)
CIE-LCH	lch(47.22, 52.21, 122.93°)
OKLab	oklab(53.54% -0.0808 0.0981)
OKLCH	oklch(53.54% 0.127 129.5)
XYZ	xyz(11.0636, 16.1906, 3.7702)
Luminance	0.1619 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557B1E #441E7B

analogous

#7B721E #557B1E #277B1E

triadic

#557B1E #1E557B #7B1E55

tetradic

#557B1E #1E7B72 #441E7B #7B1E27

square

#557B1E #1E7B72 #441E7B #7B1E27

split-complementary

#557B1E #1E277B #721E7B

monochromatic

#111906 #334A12 #557B1E #77AC2A #97D142

Accessibility & contrast

On white

4.95

#557B1E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#557B1E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557B1E

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557B1E	#FFFFFF	#000000	##FFFFFF
##557B1E	1.00	4.95	4.24	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#81720C

Deuteranopia (green-blind)

#7C6F27

Tritanopia (blue-blind)

#587569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #557b1e;
/* rgb */ color: rgb(85, 123, 30);
/* oklch */ color: oklch(53.5% 0.127 129.5);

Tailwind

colors: {
  custom: {
    50: '#88a161',
    500: '#557b1e',
    950: '#000000',
  },
}

SCSS

$custom: #557b1e;
$custom-light: #88a161;
$custom-dark: #000000;

JSON

{
  "hex": "#557b1e",
  "rgb": {
    "r": 85,
    "g": 123,
    "b": 30
  },
  "hsl": {
    "h": 84.516,
    "s": 60.784,
    "l": 30
  },
  "oklch": {
    "l": 0.53544,
    "c": 0.12709,
    "h": 129.5
  },
  "luminance": 0.16191
}

Semantic roles & 50–950 ramp

primary

#557B1E

secondary

#7146AE

accent

#44E485

background

#F8F9F5

surface

#F0F2EA

border

#CBCCC6

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #557B1E

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

Preview Lab → · Contrast checker → · Palette generator →