#258E40#258E40

#258E40 is a mid, vivid green. Relative luminance 0.201; OKLCH L 57.0% C 0.148 H 147.8°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#258E40
RGB	rgb(37, 142, 64)
HSL	hsl(135, 59%, 35%)
HSV	hsv(135, 74%, 56%)
CMYK	cmyk(73.9%, 0%, 54.9%, 44.3%)
CIE-LAB	lab(51.96, -46.63, 32.95)
CIE-LCH	lch(51.96, 57.10, 144.76°)
OKLab	oklab(57.03% -0.1255 0.0791)
OKLCH	oklch(57.03% 0.148 147.8)
XYZ	xyz(11.3605, 20.1082, 8.1320)
Luminance	0.2011 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258E40 #8E2573

analogous

#3E8E25 #258E40 #258E75

triadic

#258E40 #40258E #8E4025

tetradic

#258E40 #253E8E #8E2573 #8E7525

square

#258E40 #253E8E #8E2573 #8E7525

split-complementary

#258E40 #75258E #8E253E

monochromatic

#0C2D14 #185D2A #258E40 #32BF56 #5AD479

Accessibility & contrast

On white

4.18

#258E40 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#258E40 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258E40

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258E40	#FFFFFF	#000000	##000000
##258E40	1.00	4.18	5.02	5.02
#FFFFFF	4.18	1.00	21.00	21.00
#000000	5.02	21.00	1.00	1.00
##000000	5.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#908139

Deuteranopia (green-blind)

#837946

Tritanopia (blue-blind)

#008B7C

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #258e40;
/* rgb */ color: rgb(37, 142, 64);
/* oklch */ color: oklch(57.0% 0.148 147.8);

Tailwind

colors: {
  custom: {
    50: '#70b077',
    500: '#258e40',
    950: '#000000',
  },
}

SCSS

$custom: #258e40;
$custom-light: #70b077;
$custom-dark: #000000;

JSON

{
  "hex": "#258e40",
  "rgb": {
    "r": 37,
    "g": 142,
    "b": 64
  },
  "hsl": {
    "h": 135.429,
    "s": 58.659,
    "l": 35.098
  },
  "oklch": {
    "l": 0.57025,
    "c": 0.14838,
    "h": 147.8
  },
  "luminance": 0.20109
}

Semantic roles & 50–950 ramp

primary

#258E40

secondary

#B9569F

accent

#46BAE2

background

#F7FAF7

surface

#EDF5ED

border

#C8CFC8

text

#081109

muted

#7B807B

Preview Lab

Preview with #258E40

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

Preview Lab → · Contrast checker → · Palette generator →