#258F91#258F91

#258F91 is a mid, moderate teal. Relative luminance 0.221; OKLCH L 59.4% C 0.092 H 196.9°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#258F91
RGB	rgb(37, 143, 145)
HSL	hsl(181, 59%, 36%)
HSV	hsv(181, 74%, 57%)
CMYK	cmyk(74.5%, 1.4%, 0%, 43.1%)
CIE-LAB	lab(54.11, -27.90, -9.57)
CIE-LCH	lch(54.11, 29.50, 198.93°)
OKLab	oklab(59.39% -0.0877 -0.0266)
OKLCH	oklch(59.39% 0.092 196.9)
XYZ	xyz(15.6939, 22.0807, 30.2174)
Luminance	0.2208 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258F91 #912725

analogous

#25915D #258F91 #255991

triadic

#258F91 #91258F #8F9125

tetradic

#258F91 #5D2591 #912725 #599125

square

#258F91 #5D2591 #912725 #599125

split-complementary

#258F91 #912559 #915D25

monochromatic

#0C2F2F #195F60 #258F91 #31BFC2 #5BD3D5

Accessibility & contrast

On white

3.88

#258F91 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#258F91 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258F91

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258F91	#FFFFFF	#000000	##000000
##258F91	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#858891

Deuteranopia (green-blind)

#757D92

Tritanopia (blue-blind)

#00948F

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #258f91;
/* rgb */ color: rgb(37, 143, 145);
/* oklch */ color: oklch(59.4% 0.092 196.9);

Tailwind

colors: {
  custom: {
    50: '#72b0b1',
    500: '#258f91',
    950: '#000000',
  },
}

SCSS

$custom: #258f91;
$custom-light: #72b0b1;
$custom-dark: #000000;

JSON

{
  "hex": "#258f91",
  "rgb": {
    "r": 37,
    "g": 143,
    "b": 145
  },
  "hsl": {
    "h": 181.111,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.59392,
    "c": 0.09161,
    "h": 196.9
  },
  "luminance": 0.22083
}

Semantic roles & 50–950 ramp

primary

#258F91

secondary

#BA5A58

accent

#4845E3

background

#F7FAFA

surface

#EDF5F5

border

#C8CFCF

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258F91

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

Preview Lab → · Contrast checker → · Palette generator →