#258C91#258C91

#258C91 is a mid, moderate teal. Relative luminance 0.212; OKLCH L 58.6% C 0.090 H 199.9°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#258C91
RGB	rgb(37, 140, 145)
HSL	hsl(183, 59%, 36%)
HSV	hsv(183, 74%, 57%)
CMYK	cmyk(74.5%, 3.4%, 0%, 43.1%)
CIE-LAB	lab(53.16, -26.41, -11.00)
CIE-LCH	lch(53.16, 28.61, 202.62°)
OKLab	oklab(58.62% -0.0845 -0.0305)
OKLCH	oklch(58.62% 0.09 199.9)
XYZ	xyz(15.2496, 21.1920, 30.0693)
Luminance	0.2119 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258C91 #912A25

analogous

#259160 #258C91 #255691

triadic

#258C91 #91258C #8C9125

tetradic

#258C91 #602591 #912A25 #569125

square

#258C91 #602591 #912A25 #569125

split-complementary

#258C91 #912556 #916025

monochromatic

#0C2E2F #195D60 #258C91 #31BBC2 #5BD0D5

Accessibility & contrast

On white

4.01

#258C91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#258C91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258C91

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258C91	#FFFFFF	#000000	##000000
##258C91	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818591

Deuteranopia (green-blind)

#727A92

Tritanopia (blue-blind)

#00918D

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258c91;
/* rgb */ color: rgb(37, 140, 145);
/* oklch */ color: oklch(58.6% 0.090 199.9);

Tailwind

colors: {
  custom: {
    50: '#72aeb1',
    500: '#258c91',
    950: '#000000',
  },
}

SCSS

$custom: #258c91;
$custom-light: #72aeb1;
$custom-dark: #000000;

JSON

{
  "hex": "#258c91",
  "rgb": {
    "r": 37,
    "g": 140,
    "b": 145
  },
  "hsl": {
    "h": 182.778,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.58619,
    "c": 0.0899,
    "h": 199.9
  },
  "luminance": 0.21194
}

Semantic roles & 50–950 ramp

primary

#258C91

secondary

#BA5C58

accent

#4D45E3

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258C91

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

Preview Lab → · Contrast checker → · Palette generator →