#258B73#258B73

#258B73 is a mid, moderate teal. Relative luminance 0.201; OKLCH L 57.3% C 0.099 H 173.2°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).

Color values

HEX	#258B73
RGB	rgb(37, 139, 115)
HSL	hsl(166, 58%, 35%)
HSV	hsv(166, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 17.3%, 45.5%)
CIE-LAB	lab(51.94, -34.66, 4.59)
CIE-LCH	lch(51.94, 34.97, 172.45°)
OKLab	oklab(57.33% -0.0978 0.0116)
OKLCH	oklch(57.33% 0.099 173.2)
XYZ	xyz(13.0885, 20.0948, 19.4052)
Luminance	0.2010 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B73 #8B253D

analogous

#258B40 #258B73 #25708B

triadic

#258B73 #73258B #8B7325

tetradic

#258B73 #40258B #8B253D #708B25

square

#258B73 #40258B #8B253D #708B25

split-complementary

#258B73 #8B2570 #8B4025

monochromatic

#0B2A23 #185B4B #258B73 #32BB9B #58D3B6

Accessibility & contrast

On white

4.18

#258B73 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.02

#258B73 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B73

5.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B73	#FFFFFF	#000000	##000000
##258B73	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)

#868272

Deuteranopia (green-blind)

#797875

Tritanopia (blue-blind)

#008C84

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #258b73;
/* rgb */ color: rgb(37, 139, 115);
/* oklch */ color: oklch(57.3% 0.099 173.2);

Tailwind

colors: {
  custom: {
    50: '#6fad9b',
    500: '#258b73',
    950: '#000000',
  },
}

SCSS

$custom: #258b73;
$custom-light: #6fad9b;
$custom-dark: #000000;

JSON

{
  "hex": "#258b73",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 115
  },
  "hsl": {
    "h": 165.882,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57334,
    "c": 0.09851,
    "h": 173.2
  },
  "luminance": 0.20096
}

Semantic roles & 50–950 ramp

primary

#258B73

secondary

#B7556C

accent

#476BE1

background

#F7FAF9

surface

#EDF4F2

border

#C8CECC

text

#08100E

muted

#7B7F7E

Preview Lab

Preview with #258B73

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

Preview Lab → · Contrast checker → · Palette generator →