#258B4E#258B4E

#258B4E is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.4% C 0.131 H 152.5°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#258B4E
RGB	rgb(37, 139, 78)
HSL	hsl(144, 58%, 35%)
HSV	hsv(144, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 43.9%, 45.5%)
CIE-LAB	lab(51.16, -43.12, 24.51)
CIE-LCH	lch(51.16, 49.60, 150.39°)
OKLab	oklab(56.43% -0.1162 0.0606)
OKLCH	oklch(56.43% 0.131 152.5)
XYZ	xyz(11.3697, 19.4073, 10.3530)
Luminance	0.1941 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B4E #8B2562

analogous

#2F8B25 #258B4E #258B81

triadic

#258B4E #4E258B #8B4E25

tetradic

#258B4E #252F8B #8B2562 #8B8125

square

#258B4E #252F8B #8B2562 #8B8125

split-complementary

#258B4E #81258B #8B252F

monochromatic

#0B2A18 #185B33 #258B4E #32BB69 #58D389

Accessibility & contrast

On white

4.30

#258B4E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#258B4E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B4E

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B4E	#FFFFFF	#000000	##000000
##258B4E	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F4A

Deuteranopia (green-blind)

#7F7652

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #258b4e;
/* rgb */ color: rgb(37, 139, 78);
/* oklch */ color: oklch(56.4% 0.131 152.5);

Tailwind

colors: {
  custom: {
    50: '#6fae80',
    500: '#258b4e',
    950: '#000000',
  },
}

SCSS

$custom: #258b4e;
$custom-light: #6fae80;
$custom-dark: #000000;

JSON

{
  "hex": "#258b4e",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 78
  },
  "hsl": {
    "h": 144.118,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56432,
    "c": 0.13102,
    "h": 152.5
  },
  "luminance": 0.19409
}

Semantic roles & 50–950 ramp

primary

#258B4E

secondary

#B75590

accent

#47A3E1

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #258B4E

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

Preview Lab → · Contrast checker → · Palette generator →