#258B3B#258B3B

#258B3B is a mid, vivid green. Relative luminance 0.192; OKLCH L 56.1% C 0.149 H 146.8°. Best body text is #000000 at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#258B3B
RGB	rgb(37, 139, 59)
HSL	hsl(133, 58%, 35%)
HSV	hsv(133, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 57.6%, 45.5%)
CIE-LAB	lab(50.89, -46.26, 34.19)
CIE-LCH	lch(50.89, 57.52, 143.53°)
OKLab	oklab(56.12% -0.1246 0.0815)
OKLCH	oklch(56.12% 0.149 146.8)
XYZ	xyz(10.7842, 19.1731, 7.2693)
Luminance	0.1917 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B3B #8B2575

analogous

#428B25 #258B3B #258B6E

triadic

#258B3B #3B258B #8B3B25

tetradic

#258B3B #25428B #8B2575 #8B6E25

square

#258B3B #25428B #8B2575 #8B6E25

split-complementary

#258B3B #6E258B #8B2542

monochromatic

#0B2A12 #185B26 #258B3B #32BB50 #58D372

Accessibility & contrast

On white

4.34

#258B3B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.83

#258B3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B3B

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B3B	#FFFFFF	#000000	##000000
##258B3B	1.00	4.34	4.83	4.83
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.83	21.00	1.00	1.00
##000000	4.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8D7E33

Deuteranopia (green-blind)

#817641

Tritanopia (blue-blind)

#008879

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #258b3b;
/* rgb */ color: rgb(37, 139, 59);
/* oklch */ color: oklch(56.1% 0.149 146.8);

Tailwind

colors: {
  custom: {
    50: '#6fae73',
    500: '#258b3b',
    950: '#000000',
  },
}

SCSS

$custom: #258b3b;
$custom-light: #6fae73;
$custom-dark: #000000;

JSON

{
  "hex": "#258b3b",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 59
  },
  "hsl": {
    "h": 132.941,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56119,
    "c": 0.14892,
    "h": 146.8
  },
  "luminance": 0.19174
}

Semantic roles & 50–950 ramp

primary

#258B3B

secondary

#B755A2

accent

#47C0E1

background

#F7FAF7

surface

#EDF4ED

border

#C8CEC8

text

#081008

muted

#7B7F7B

Preview Lab

Preview with #258B3B

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

Preview Lab → · Contrast checker → · Palette generator →