#557C1F#557C1F

#557C1F is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.8% C 0.128 H 129.8°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#557C1F
RGB	rgb(85, 124, 31)
HSL	hsl(85, 60%, 30%)
HSV	hsv(85, 75%, 49%)
CMYK	cmyk(31.5%, 0%, 75%, 51.4%)
CIE-LAB	lab(47.55, -28.80, 43.76)
CIE-LCH	lch(47.55, 52.39, 123.35°)
OKLab	oklab(53.81% -0.0819 0.0981)
OKLCH	oklch(53.81% 0.128 129.8)
XYZ	xyz(11.2012, 16.4452, 3.8801)
Luminance	0.1645 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557C1F #461F7C

analogous

#7C741F #557C1F #277C1F

triadic

#557C1F #1F557C #7C1F55

tetradic

#557C1F #1F7C74 #461F7C #7C1F27

square

#557C1F #1F7C74 #461F7C #7C1F27

split-complementary

#557C1F #1F277C #741F7C

monochromatic

#121A07 #334B13 #557C1F #77AD2B #96D045

Accessibility & contrast

On white

4.90

#557C1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.29

#557C1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557C1F

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557C1F	#FFFFFF	#000000	##FFFFFF
##557C1F	1.00	4.90	4.29	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.29	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#82730E

Deuteranopia (green-blind)

#7D7028

Tritanopia (blue-blind)

#57766A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #557c1f;
/* rgb */ color: rgb(85, 124, 31);
/* oklch */ color: oklch(53.8% 0.128 129.8);

Tailwind

colors: {
  custom: {
    50: '#88a261',
    500: '#557c1f',
    950: '#000000',
  },
}

SCSS

$custom: #557c1f;
$custom-light: #88a261;
$custom-dark: #000000;

JSON

{
  "hex": "#557c1f",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 31
  },
  "hsl": {
    "h": 85.161,
    "s": 60,
    "l": 30.392
  },
  "oklch": {
    "l": 0.53814,
    "c": 0.12778,
    "h": 129.8
  },
  "luminance": 0.16446
}

Semantic roles & 50–950 ramp

primary

#557C1F

secondary

#7348AF

accent

#45E387

background

#F8FAF6

surface

#F0F3EB

border

#CBCDC6

text

#0C0F05

muted

#7D7F7A

Preview Lab

Preview with #557C1F

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

Preview Lab → · Contrast checker → · Palette generator →