#258B83#258B83

#258B83 is a mid, moderate teal. Relative luminance 0.205; OKLCH L 57.8% C 0.091 H 187.2°. Best body text is #000000 at 5.10:1 contrast (WCAG AA passes).

Color values

HEX	#258B83
RGB	rgb(37, 139, 131)
HSL	hsl(175, 58%, 35%)
HSV	hsv(175, 73%, 55%)
CMYK	cmyk(73.4%, 0%, 5.8%, 45.5%)
CIE-LAB	lab(52.39, -30.17, -4.03)
CIE-LCH	lch(52.39, 30.44, 187.60°)
OKLab	oklab(57.85% -0.09 -0.0114)
OKLCH	oklch(57.85% 0.091 187.2)
XYZ	xyz(14.0904, 20.4956, 24.6818)
Luminance	0.2050 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B83 #8B252D

analogous

#258B50 #258B83 #25608B

triadic

#258B83 #83258B #8B8325

tetradic

#258B83 #50258B #8B252D #608B25

square

#258B83 #50258B #8B252D #608B25

split-complementary

#258B83 #8B2560 #8B5025

monochromatic

#0B2A28 #185B55 #258B83 #32BBB1 #58D3C9

Accessibility & contrast

On white

4.12

#258B83 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.10

#258B83 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B83

5.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B83	#FFFFFF	#000000	##000000
##258B83	1.00	4.12	5.10	5.10
#FFFFFF	4.12	1.00	21.00	21.00
#000000	5.10	21.00	1.00	1.00
##000000	5.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#838383

Deuteranopia (green-blind)

#757984

Tritanopia (blue-blind)

#008E88

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #258b83;
/* rgb */ color: rgb(37, 139, 131);
/* oklch */ color: oklch(57.8% 0.091 187.2);

Tailwind

colors: {
  custom: {
    50: '#70ada7',
    500: '#258b83',
    950: '#000000',
  },
}

SCSS

$custom: #258b83;
$custom-light: #70ada7;
$custom-dark: #000000;

JSON

{
  "hex": "#258b83",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 131
  },
  "hsl": {
    "h": 175.294,
    "s": 57.955,
    "l": 34.51
  },
  "oklch": {
    "l": 0.57849,
    "c": 0.09073,
    "h": 187.2
  },
  "luminance": 0.20497
}

Semantic roles & 50–950 ramp

primary

#258B83

secondary

#B7555C

accent

#4753E1

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#09100F

muted

#7B7F7F

Preview Lab

Preview with #258B83

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

Preview Lab → · Contrast checker → · Palette generator →