#258B74#258B74

#258B74 is a mid, moderate teal. Relative luminance 0.201; OKLCH L 57.4% C 0.098 H 174.0°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#258B74
RGB	rgb(37, 139, 116)
HSL	hsl(166, 58%, 35%)
HSV	hsv(166, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 16.5%, 45.5%)
CIE-LAB	lab(51.97, -34.40, 4.05)
CIE-LCH	lch(51.97, 34.64, 173.28°)
OKLab	oklab(57.36% -0.0973 0.0102)
OKLCH	oklch(57.36% 0.098 174)
XYZ	xyz(13.1463, 20.1180, 19.7099)
Luminance	0.2012 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B74 #8B253C

analogous

#258B41 #258B74 #256F8B

triadic

#258B74 #74258B #8B7425

tetradic

#258B74 #41258B #8B253C #6F8B25

square

#258B74 #41258B #8B253C #6F8B25

split-complementary

#258B74 #8B256F #8B4125

monochromatic

#0B2A23 #185B4C #258B74 #32BB9C #58D3B7

Accessibility & contrast

On white

4.18

#258B74 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#258B74 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B74

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B74	#FFFFFF	#000000	##000000
##258B74	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)

#868273

Deuteranopia (green-blind)

#787876

Tritanopia (blue-blind)

#008D84

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #258b74;
/* rgb */ color: rgb(37, 139, 116);
/* oklch */ color: oklch(57.4% 0.098 174.0);

Tailwind

colors: {
  custom: {
    50: '#6fad9c',
    500: '#258b74',
    950: '#000000',
  },
}

SCSS

$custom: #258b74;
$custom-light: #6fad9c;
$custom-dark: #000000;

JSON

{
  "hex": "#258b74",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 116
  },
  "hsl": {
    "h": 166.471,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57364,
    "c": 0.09786,
    "h": 174
  },
  "luminance": 0.2012
}

Semantic roles & 50–950 ramp

primary

#258B74

secondary

#B7556B

accent

#4769E1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #258B74

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

Preview Lab → · Contrast checker → · Palette generator →