#258A40#258A40

#258A40 is a mid, vivid green. Relative luminance 0.189; OKLCH L 55.9% C 0.143 H 148.2°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#258A40
RGB	rgb(37, 138, 64)
HSL	hsl(136, 58%, 34%)
HSV	hsv(136, 73%, 54%)
CMYK	cmyk(73.2%, 0%, 53.6%, 45.9%)
CIE-LAB	lab(50.62, -45.14, 31.31)
CIE-LCH	lch(50.62, 54.94, 145.26°)
OKLab	oklab(55.91% -0.1215 0.0755)
OKLCH	oklch(55.91% 0.143 148.2)
XYZ	xyz(10.7760, 18.9392, 7.9372)
Luminance	0.1894 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258A40 #8A256F

analogous

#3C8A25 #258A40 #258A73

triadic

#258A40 #40258A #8A4025

tetradic

#258A40 #253C8A #8A256F #8A7325

square

#258A40 #253C8A #8A256F #8A7325

split-complementary

#258A40 #73258A #8A253C

monochromatic

#0B2913 #185A2A #258A40 #32BA56 #57D278

Accessibility & contrast

On white

4.39

#258A40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#258A40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258A40

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258A40	#FFFFFF	#000000	##000000
##258A40	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7E3A

Deuteranopia (green-blind)

#7F7545

Tritanopia (blue-blind)

#008779

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #258a40;
/* rgb */ color: rgb(37, 138, 64);
/* oklch */ color: oklch(55.9% 0.143 148.2);

Tailwind

colors: {
  custom: {
    50: '#6fad76',
    500: '#258a40',
    950: '#000000',
  },
}

SCSS

$custom: #258a40;
$custom-light: #6fad76;
$custom-dark: #000000;

JSON

{
  "hex": "#258a40",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 64
  },
  "hsl": {
    "h": 136.04,
    "s": 57.714,
    "l": 34.314
  },
  "oklch": {
    "l": 0.55914,
    "c": 0.14305,
    "h": 148.2
  },
  "luminance": 0.1894
}

Semantic roles & 50–950 ramp

primary

#258A40

secondary

#B7549C

accent

#47B8E1

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #258A40

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

Preview Lab → · Contrast checker → · Palette generator →