#258B90#258B90

#258B90 is a mid, moderate teal. Relative luminance 0.209; OKLCH L 58.3% C 0.089 H 199.9°. Best body text is #000000 at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#258B90
RGB	rgb(37, 139, 144)
HSL	hsl(183, 59%, 35%)
HSV	hsv(183, 74%, 56%)
CMYK	cmyk(74.3%, 3.5%, 0%, 43.5%)
CIE-LAB	lab(52.81, -26.22, -10.95)
CIE-LCH	lch(52.81, 28.41, 202.67°)
OKLab	oklab(58.32% -0.084 -0.0304)
OKLCH	oklch(58.32% 0.089 199.9)
XYZ	xyz(15.0274, 20.8704, 29.6165)
Luminance	0.2087 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B90 #902A25

analogous

#25905F #258B90 #255590

triadic

#258B90 #90258B #8B9025

tetradic

#258B90 #5F2590 #902A25 #559025

square

#258B90 #5F2590 #902A25 #559025

split-complementary

#258B90 #902555 #905F25

monochromatic

#0C2D2F #185C5F #258B90 #32BAC1 #5BCFD5

Accessibility & contrast

On white

4.06

#258B90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.17

#258B90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B90

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B90	#FFFFFF	#000000	##000000
##258B90	1.00	4.06	5.17	5.17
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.17	21.00	1.00	1.00
##000000	5.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#808590

Deuteranopia (green-blind)

#717991

Tritanopia (blue-blind)

#00908C

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #258b90;
/* rgb */ color: rgb(37, 139, 144);
/* oklch */ color: oklch(58.3% 0.089 199.9);

Tailwind

colors: {
  custom: {
    50: '#72adb0',
    500: '#258b90',
    950: '#000000',
  },
}

SCSS

$custom: #258b90;
$custom-light: #72adb0;
$custom-dark: #000000;

JSON

{
  "hex": "#258b90",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 144
  },
  "hsl": {
    "h": 182.804,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.58323,
    "c": 0.0893,
    "h": 199.9
  },
  "luminance": 0.20872
}

Semantic roles & 50–950 ramp

primary

#258B90

secondary

#B95C57

accent

#4D45E2

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258B90

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

Preview Lab → · Contrast checker → · Palette generator →