#258E51#258E51

#258E51 is a mid, vivid green. Relative luminance 0.203; OKLCH L 57.3% C 0.132 H 153.0°. Best body text is #000000 at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#258E51
RGB	rgb(37, 142, 81)
HSL	hsl(145, 59%, 35%)
HSV	hsv(145, 74%, 56%)
CMYK	cmyk(73.9%, 0%, 43%, 44.3%)
CIE-LAB	lab(52.21, -43.74, 24.23)
CIE-LCH	lch(52.21, 50.00, 151.01°)
OKLab	oklab(57.32% -0.1178 0.06)
OKLCH	oklch(57.32% 0.132 153)
XYZ	xyz(11.9201, 20.3320, 11.0792)
Luminance	0.2033 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258E51 #8E2562

analogous

#2D8E25 #258E51 #258E85

triadic

#258E51 #51258E #8E5125

tetradic

#258E51 #252D8E #8E2562 #8E8525

square

#258E51 #252D8E #8E2562 #8E8525

split-complementary

#258E51 #85258E #8E252D

monochromatic

#0C2D1A #185D35 #258E51 #32BF6D #5AD48D

Accessibility & contrast

On white

4.14

#258E51 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.07

#258E51 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258E51

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258E51	#FFFFFF	#000000	##000000
##258E51	1.00	4.14	5.07	5.07
#FFFFFF	4.14	1.00	21.00	21.00
#000000	5.07	21.00	1.00	1.00
##000000	5.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E824D

Deuteranopia (green-blind)

#817955

Tritanopia (blue-blind)

#008C7F

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258e51;
/* rgb */ color: rgb(37, 142, 81);
/* oklch */ color: oklch(57.3% 0.132 153.0);

Tailwind

colors: {
  custom: {
    50: '#6fb082',
    500: '#258e51',
    950: '#000000',
  },
}

SCSS

$custom: #258e51;
$custom-light: #6fb082;
$custom-dark: #000000;

JSON

{
  "hex": "#258e51",
  "rgb": {
    "r": 37,
    "g": 142,
    "b": 81
  },
  "hsl": {
    "h": 145.143,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57315,
    "c": 0.13225,
    "h": 153
  },
  "luminance": 0.20333
}

Semantic roles & 50–950 ramp

primary

#258E51

secondary

#B9568F

accent

#46A1E2

background

#F7FAF8

surface

#EDF5EF

border

#C8CFCA

text

#08110A

muted

#7B807C

Preview Lab

Preview with #258E51

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

Preview Lab → · Contrast checker → · Palette generator →