#258B41#258B41

#258B41 is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.2% C 0.143 H 148.3°. Best body text is #000000 at 4.85:1 contrast (WCAG AA passes).

Color values

HEX	#258B41
RGB	rgb(37, 139, 65)
HSL	hsl(136, 58%, 35%)
HSV	hsv(136, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 53.2%, 45.5%)
CIE-LAB	lab(50.97, -45.36, 31.22)
CIE-LCH	lch(50.97, 55.06, 145.46°)
OKLab	oklab(56.21% -0.1221 0.0753)
OKLCH	oklch(56.21% 0.143 148.3)
XYZ	xyz(10.9489, 19.2390, 8.1365)
Luminance	0.1924 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B41 #8B256F

analogous

#3C8B25 #258B41 #258B74

triadic

#258B41 #41258B #8B4125

tetradic

#258B41 #253C8B #8B256F #8B7425

square

#258B41 #253C8B #8B256F #8B7425

split-complementary

#258B41 #74258B #8B253C

monochromatic

#0B2A14 #185B2A #258B41 #32BB58 #58D37A

Accessibility & contrast

On white

4.33

#258B41 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.85

#258B41 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B41

4.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B41	#FFFFFF	#000000	##000000
##258B41	1.00	4.33	4.85	4.85
#FFFFFF	4.33	1.00	21.00	21.00
#000000	4.85	21.00	1.00	1.00
##000000	4.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C7E3B

Deuteranopia (green-blind)

#807646

Tritanopia (blue-blind)

#00887A

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #258b41;
/* rgb */ color: rgb(37, 139, 65);
/* oklch */ color: oklch(56.2% 0.143 148.3);

Tailwind

colors: {
  custom: {
    50: '#6fae77',
    500: '#258b41',
    950: '#000000',
  },
}

SCSS

$custom: #258b41;
$custom-light: #6fae77;
$custom-dark: #000000;

JSON

{
  "hex": "#258b41",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 65
  },
  "hsl": {
    "h": 136.471,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56207,
    "c": 0.14347,
    "h": 148.3
  },
  "luminance": 0.1924
}

Semantic roles & 50–950 ramp

primary

#258B41

secondary

#B7559C

accent

#47B7E1

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081009

muted

#7B7F7B

Preview Lab

Preview with #258B41

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

Preview Lab → · Contrast checker → · Palette generator →