#258B4B#258B4B

#258B4B is a mid, vivid green. Relative luminance 0.194; OKLCH L 56.4% C 0.134 H 151.4°. Best body text is #000000 at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#258B4B
RGB	rgb(37, 139, 75)
HSL	hsl(142, 58%, 35%)
HSV	hsv(142, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 46%, 45.5%)
CIE-LAB	lab(51.11, -43.67, 26.08)
CIE-LCH	lch(51.11, 50.87, 149.15°)
OKLab	oklab(56.38% -0.1176 0.0641)
OKLCH	oklch(56.38% 0.134 151.4)
XYZ	xyz(11.2646, 19.3653, 9.7994)
Luminance	0.1937 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B4B #8B2565

analogous

#328B25 #258B4B #258B7E

triadic

#258B4B #4B258B #8B4B25

tetradic

#258B4B #25328B #8B2565 #8B7E25

square

#258B4B #25328B #8B2565 #8B7E25

split-complementary

#258B4B #7E258B #8B2532

monochromatic

#0B2A17 #185B31 #258B4B #32BB65 #58D386

Accessibility & contrast

On white

4.31

#258B4B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.87

#258B4B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B4B

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B4B	#FFFFFF	#000000	##000000
##258B4B	1.00	4.31	4.87	4.87
#FFFFFF	4.31	1.00	21.00	21.00
#000000	4.87	21.00	1.00	1.00
##000000	4.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B7F46

Deuteranopia (green-blind)

#7F764F

Tritanopia (blue-blind)

#00897C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #258b4b;
/* rgb */ color: rgb(37, 139, 75);
/* oklch */ color: oklch(56.4% 0.134 151.4);

Tailwind

colors: {
  custom: {
    50: '#6fae7e',
    500: '#258b4b',
    950: '#000000',
  },
}

SCSS

$custom: #258b4b;
$custom-light: #6fae7e;
$custom-dark: #000000;

JSON

{
  "hex": "#258b4b",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 75
  },
  "hsl": {
    "h": 142.353,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.56376,
    "c": 0.13394,
    "h": 151.4
  },
  "luminance": 0.19367
}

Semantic roles & 50–950 ramp

primary

#258B4B

secondary

#B75592

accent

#47A8E1

background

#F7FAF7

surface

#EDF4EE

border

#C8CEC9

text

#08100A

muted

#7B7F7C

Preview Lab

Preview with #258B4B

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

Preview Lab → · Contrast checker → · Palette generator →