#257D18#257D18

#257D18 is a mid, vivid green. Relative luminance 0.151; OKLCH L 51.8% C 0.157 H 141.4°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#257D18
RGB	rgb(37, 125, 24)
HSL	hsl(112, 68%, 29%)
HSV	hsv(112, 81%, 49%)
CMYK	cmyk(70.4%, 0%, 80.8%, 51%)
CIE-LAB	lab(45.81, -44.92, 43.90)
CIE-LCH	lch(45.81, 62.81, 135.66°)
OKLab	oklab(51.81% -0.1227 0.0981)
OKLCH	oklch(51.81% 0.157 141.4)
XYZ	xyz(8.2610, 15.1256, 3.3482)
Luminance	0.1513 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#257D18 #70187D

analogous

#587D18 #257D18 #187D3E

triadic

#257D18 #18257D #7D1825

tetradic

#257D18 #18587D #70187D #7D3E18

square

#257D18 #18587D #70187D #7D3E18

split-complementary

#257D18 #3E187D #7D1858

monochromatic

#081A05 #164A0E #257D18 #34B022 #4CD937

Accessibility & contrast

On white

5.22

#257D18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#257D18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #257D18

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##257D18	#FFFFFF	#000000	##FFFFFF
##257D18	1.00	5.22	4.03	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807100

Deuteranopia (green-blind)

#766A24

Tritanopia (blue-blind)

#12796A

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #257d18;
/* rgb */ color: rgb(37, 125, 24);
/* oklch */ color: oklch(51.8% 0.157 141.4);

Tailwind

colors: {
  custom: {
    50: '#6ea45e',
    500: '#257d18',
    950: '#000000',
  },
}

SCSS

$custom: #257d18;
$custom-light: #6ea45e;
$custom-dark: #000000;

JSON

{
  "hex": "#257d18",
  "rgb": {
    "r": 37,
    "g": 125,
    "b": 24
  },
  "hsl": {
    "h": 112.277,
    "s": 67.785,
    "l": 29.216
  },
  "oklch": {
    "l": 0.51806,
    "c": 0.15704,
    "h": 141.4
  },
  "luminance": 0.15126
}

Semantic roles & 50–950 ramp

primary

#257D18

secondary

#A33FB2

accent

#3DEBD4

background

#F7FAF5

surface

#EDF4E9

border

#C8CEC5

text

#080F05

muted

#7B7F79

Preview Lab

Preview with #257D18

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

Preview Lab → · Contrast checker → · Palette generator →