#258E90#258E90

#258E90 is a mid, moderate teal. Relative luminance 0.218; OKLCH L 59.1% C 0.091 H 196.9°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#258E90
RGB	rgb(37, 142, 144)
HSL	hsl(181, 59%, 35%)
HSV	hsv(181, 74%, 56%)
CMYK	cmyk(74.3%, 1.4%, 0%, 43.5%)
CIE-LAB	lab(53.76, -27.72, -9.52)
CIE-LCH	lch(53.76, 29.31, 198.96°)
OKLab	oklab(59.1% -0.0871 -0.0264)
OKLCH	oklch(59.1% 0.091 196.9)
XYZ	xyz(15.4677, 21.7511, 29.7633)
Luminance	0.2175 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258E90 #902725

analogous

#25905C #258E90 #255990

triadic

#258E90 #90258E #8E9025

tetradic

#258E90 #5C2590 #902725 #599025

square

#258E90 #5C2590 #902725 #599025

split-complementary

#258E90 #902559 #905C25

monochromatic

#0C2E2F #185E5F #258E90 #32BEC1 #5BD2D5

Accessibility & contrast

On white

3.92

#258E90 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#258E90 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258E90

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258E90	#FFFFFF	#000000	##000000
##258E90	1.00	3.92	5.35	5.35
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848790

Deuteranopia (green-blind)

#747C91

Tritanopia (blue-blind)

#00938E

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #258e90;
/* rgb */ color: rgb(37, 142, 144);
/* oklch */ color: oklch(59.1% 0.091 196.9);

Tailwind

colors: {
  custom: {
    50: '#72afb0',
    500: '#258e90',
    950: '#000000',
  },
}

SCSS

$custom: #258e90;
$custom-light: #72afb0;
$custom-dark: #000000;

JSON

{
  "hex": "#258e90",
  "rgb": {
    "r": 37,
    "g": 142,
    "b": 144
  },
  "hsl": {
    "h": 181.121,
    "s": 59.116,
    "l": 35.49
  },
  "oklch": {
    "l": 0.59097,
    "c": 0.09101,
    "h": 196.9
  },
  "luminance": 0.21753
}

Semantic roles & 50–950 ramp

primary

#258E90

secondary

#B95957

accent

#4845E2

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258E90

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

Preview Lab → · Contrast checker → · Palette generator →