#557F17#557F17

#557F17 is a mid, vivid yellow-green. Relative luminance 0.172; OKLCH L 54.5% C 0.136 H 130.0°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#557F17
RGB	rgb(85, 127, 23)
HSL	hsl(84, 69%, 29%)
HSV	hsv(84, 82%, 50%)
CMYK	cmyk(33.1%, 0%, 81.9%, 50.2%)
CIE-LAB	lab(48.48, -30.68, 47.46)
CIE-LCH	lch(48.48, 56.51, 122.88°)
OKLab	oklab(54.55% -0.0876 0.1045)
OKLCH	oklch(54.55% 0.136 130)
XYZ	xyz(11.4903, 17.1715, 3.5195)
Luminance	0.1717 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557F17 #41177F

analogous

#7F7517 #557F17 #217F17

triadic

#557F17 #17557F #7F1755

tetradic

#557F17 #177F75 #41177F #7F1721

square

#557F17 #177F75 #41177F #7F1721

split-complementary

#557F17 #17217F #75177F

monochromatic

#111A05 #324B0E #557F17 #78B320 #98DB36

Accessibility & contrast

On white

4.74

#557F17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#557F17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557F17

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557F17	#FFFFFF	#000000	##FFFFFF
##557F17	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)

#807222

Tritanopia (blue-blind)

#57796C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #557f17;
/* rgb */ color: rgb(85, 127, 23);
/* oklch */ color: oklch(54.5% 0.136 130.0);

Tailwind

colors: {
  custom: {
    50: '#89a45e',
    500: '#557f17',
    950: '#000000',
  },
}

SCSS

$custom: #557f17;
$custom-light: #89a45e;
$custom-dark: #000000;

JSON

{
  "hex": "#557f17",
  "rgb": {
    "r": 85,
    "g": 127,
    "b": 23
  },
  "hsl": {
    "h": 84.231,
    "s": 69.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.5455,
    "c": 0.13639,
    "h": 130
  },
  "luminance": 0.17172
}

Semantic roles & 50–950 ramp

primary

#557F17

secondary

#6E3EB4

accent

#3CEC83

background

#F8FAF5

surface

#F0F4E9

border

#CBCEC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #557F17

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

Preview Lab → · Contrast checker → · Palette generator →