#557C17#557C17

#557C17 is a mid, vivid yellow-green. Relative luminance 0.164; OKLCH L 53.8% C 0.133 H 129.2°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#557C17
RGB	rgb(85, 124, 23)
HSL	hsl(83, 69%, 29%)
HSV	hsv(83, 81%, 49%)
CMYK	cmyk(31.5%, 0%, 81.5%, 51.4%)
CIE-LAB	lab(47.51, -29.27, 46.56)
CIE-LCH	lch(47.51, 55.00, 122.15°)
OKLab	oklab(53.76% -0.0838 0.1027)
OKLCH	oklch(53.76% 0.133 129.2)
XYZ	xyz(11.1086, 16.4081, 3.3923)
Luminance	0.1641 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#557C17 #3E177C

analogous

#7C7117 #557C17 #237C17

triadic

#557C17 #17557C #7C1755

tetradic

#557C17 #177C71 #3E177C #7C1723

square

#557C17 #177C71 #3E177C #7C1723

split-complementary

#557C17 #17237C #71177C

monochromatic

#121A05 #32480D #557C17 #78B021 #9AD934

Accessibility & contrast

On white

4.90

#557C17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#557C17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #557C17

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##557C17	#FFFFFF	#000000	##FFFFFF
##557C17	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827200

Deuteranopia (green-blind)

#7D7022

Tritanopia (blue-blind)

#587669

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #557c17;
/* rgb */ color: rgb(85, 124, 23);
/* oklch */ color: oklch(53.8% 0.133 129.2);

Tailwind

colors: {
  custom: {
    50: '#89a25e',
    500: '#557c17',
    950: '#000000',
  },
}

SCSS

$custom: #557c17;
$custom-light: #89a25e;
$custom-dark: #000000;

JSON

{
  "hex": "#557c17",
  "rgb": {
    "r": 85,
    "g": 124,
    "b": 23
  },
  "hsl": {
    "h": 83.168,
    "s": 68.707,
    "l": 28.824
  },
  "oklch": {
    "l": 0.5376,
    "c": 0.1325,
    "h": 129.2
  },
  "luminance": 0.16408
}

Semantic roles & 50–950 ramp

primary

#557C17

secondary

#6A3EB1

accent

#3CEC80

background

#F8FAF5

surface

#F0F3E9

border

#CBCDC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #557C17

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

Preview Lab → · Contrast checker → · Palette generator →