#258B4C#258B4C

#258B4C is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.4% C 0.133 H 151.7°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#258B4C
RGB	rgb(37, 139, 76)
HSL	hsl(143, 58%, 35%)
HSV	hsv(143, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 45.3%, 45.5%)
CIE-LAB	lab(51.13, -43.49, 25.56)
CIE-LCH	lch(51.13, 50.45, 149.56°)
OKLab	oklab(56.39% -0.1171 0.063)
OKLCH	oklch(56.39% 0.133 151.7)
XYZ	xyz(11.2991, 19.3791, 9.9811)
Luminance	0.1938 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B4C #8B2564

analogous

#318B25 #258B4C #258B7F

triadic

#258B4C #4C258B #8B4C25

tetradic

#258B4C #25318B #8B2564 #8B7F25

square

#258B4C #25318B #8B2564 #8B7F25

split-complementary

#258B4C #7F258B #8B2531

monochromatic

#0B2A17 #185B32 #258B4C #32BB66 #58D387

Accessibility & contrast

On white

4.31

#258B4C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#258B4C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B4C

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B4C	#FFFFFF	#000000	##000000
##258B4C	1.00	4.31	4.88	4.88
#FFFFFF	4.31	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)

#8B7F47

Deuteranopia (green-blind)

#7F7650

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #258b4c;
/* rgb */ color: rgb(37, 139, 76);
/* oklch */ color: oklch(56.4% 0.133 151.7);

Tailwind

colors: {
  custom: {
    50: '#6fae7f',
    500: '#258b4c',
    950: '#000000',
  },
}

SCSS

$custom: #258b4c;
$custom-light: #6fae7f;
$custom-dark: #000000;

JSON

{
  "hex": "#258b4c",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 76
  },
  "hsl": {
    "h": 142.941,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56394,
    "c": 0.13296,
    "h": 151.7
  },
  "luminance": 0.1938
}

Semantic roles & 50–950 ramp

primary

#258B4C

secondary

#B75591

accent

#47A6E1

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #258B4C

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

Preview Lab → · Contrast checker → · Palette generator →