#557F15#557F15

#557F15 is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.5% C 0.137 H 129.8°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#557F15
RGB	rgb(85, 127, 21)
HSL	hsl(84, 72%, 29%)
HSV	hsv(84, 83%, 50%)
CMYK	cmyk(33.1%, 0%, 83.5%, 50.2%)
CIE-LAB	lab(48.47, -30.78, 48.06)
CIE-LCH	lch(48.47, 57.07, 122.64°)
OKLab	oklab(54.54% -0.088 0.1055)
OKLCH	oklch(54.54% 0.137 129.8)
XYZ	xyz(11.4710, 17.1638, 3.4179)
Luminance	0.1716 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557F15 #3F157F

analogous

#7F7415 #557F15 #207F15

triadic

#557F15 #15557F #7F1555

tetradic

#557F15 #157F74 #3F157F #7F1520

square

#557F15 #157F74 #3F157F #7F1520

split-complementary

#557F15 #15207F #74157F

monochromatic

#121A04 #324A0C #557F15 #78B41E #99DD31

Accessibility & contrast

On white

4.74

#557F15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#557F15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557F15

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557F15	#FFFFFF	#000000	##FFFFFF
##557F15	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)

#857500

Deuteranopia (green-blind)

#807221

Tritanopia (blue-blind)

#57796C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #557f15;
/* rgb */ color: rgb(85, 127, 21);
/* oklch */ color: oklch(54.5% 0.137 129.8);

Tailwind

colors: {
  custom: {
    50: '#89a45d',
    500: '#557f15',
    950: '#000000',
  },
}

SCSS

$custom: #557f15;
$custom-light: #89a45d;
$custom-dark: #000000;

JSON

{
  "hex": "#557f15",
  "rgb": {
    "r": 85,
    "g": 127,
    "b": 21
  },
  "hsl": {
    "h": 83.774,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.54539,
    "c": 0.13737,
    "h": 129.8
  },
  "luminance": 0.17164
}

Semantic roles & 50–950 ramp

primary

#557F15

secondary

#6B3CB4

accent

#39EE81

background

#F8FAF5

surface

#F0F4E9

border

#CBCEC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #557F15

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

Preview Lab → · Contrast checker → · Palette generator →