#258E91#258E91

#258E91 is a mid, moderate teal. Relative luminance 0.218; OKLCH L 59.1% C 0.091 H 197.9°. Best body text is #000000 at 5.36:1 contrast (WCAG AA passes).

Color values

HEX	#258E91
RGB	rgb(37, 142, 145)
HSL	hsl(182, 59%, 36%)
HSV	hsv(182, 74%, 57%)
CMYK	cmyk(74.5%, 2.1%, 0%, 43.1%)
CIE-LAB	lab(53.79, -27.41, -10.05)
CIE-LCH	lch(53.79, 29.19, 200.13°)
OKLab	oklab(59.13% -0.0866 -0.0279)
OKLCH	oklch(59.13% 0.091 197.9)
XYZ	xyz(15.5445, 21.7818, 30.1676)
Luminance	0.2178 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258E91 #912825

analogous

#25915E #258E91 #255891

triadic

#258E91 #91258E #8E9125

tetradic

#258E91 #5E2591 #912825 #589125

square

#258E91 #5E2591 #912825 #589125

split-complementary

#258E91 #912558 #915E25

monochromatic

#0C2E2F #195E60 #258E91 #31BEC2 #5BD2D5

Accessibility & contrast

On white

3.92

#258E91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.36

#258E91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258E91

5.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258E91	#FFFFFF	#000000	##000000
##258E91	1.00	3.92	5.36	5.36
#FFFFFF	3.92	1.00	21.00	21.00
#000000	5.36	21.00	1.00	1.00
##000000	5.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848791

Deuteranopia (green-blind)

#747C92

Tritanopia (blue-blind)

#00938F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #258e91;
/* rgb */ color: rgb(37, 142, 145);
/* oklch */ color: oklch(59.1% 0.091 197.9);

Tailwind

colors: {
  custom: {
    50: '#72afb1',
    500: '#258e91',
    950: '#000000',
  },
}

SCSS

$custom: #258e91;
$custom-light: #72afb1;
$custom-dark: #000000;

JSON

{
  "hex": "#258e91",
  "rgb": {
    "r": 37,
    "g": 142,
    "b": 145
  },
  "hsl": {
    "h": 181.667,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59134,
    "c": 0.09101,
    "h": 197.9
  },
  "luminance": 0.21784
}

Semantic roles & 50–950 ramp

primary

#258E91

secondary

#BA5B58

accent

#4A45E3

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258E91

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

Preview Lab → · Contrast checker → · Palette generator →