#258591#258591

#258591 is a mid, moderate teal. Relative luminance 0.192; OKLCH L 56.8% C 0.087 H 207.3°. Best body text is #000000 at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#258591
RGB	rgb(37, 133, 145)
HSL	hsl(187, 59%, 36%)
HSV	hsv(187, 74%, 57%)
CMYK	cmyk(74.5%, 8.3%, 0%, 43.1%)
CIE-LAB	lab(50.93, -22.83, -14.36)
CIE-LCH	lch(50.93, 26.97, 212.18°)
OKLab	oklab(56.82% -0.0772 -0.0399)
OKLCH	oklch(56.82% 0.087 207.3)
XYZ	xyz(14.2591, 19.2110, 29.7392)
Luminance	0.1921 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258591 #913125

analogous

#259167 #258591 #254F91

triadic

#258591 #912585 #859125

tetradic

#258591 #672591 #913125 #4F9125

square

#258591 #672591 #913125 #4F9125

split-complementary

#258591 #91254F #916725

monochromatic

#0C2C2F #195860 #258591 #31B2C2 #5BC8D5

Accessibility & contrast

On white

4.34

#258591 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.84

#258591 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258591

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258591	#FFFFFF	#000000	##000000
##258591	1.00	4.34	4.84	4.84
#FFFFFF	4.34	1.00	21.00	21.00
#000000	4.84	21.00	1.00	1.00
##000000	4.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798092

Deuteranopia (green-blind)

#6A7591

Tritanopia (blue-blind)

#008B89

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #258591;
/* rgb */ color: rgb(37, 133, 145);
/* oklch */ color: oklch(56.8% 0.087 207.3);

Tailwind

colors: {
  custom: {
    50: '#71a9b1',
    500: '#258591',
    950: '#000000',
  },
}

SCSS

$custom: #258591;
$custom-light: #71a9b1;
$custom-dark: #000000;

JSON

{
  "hex": "#258591",
  "rgb": {
    "r": 37,
    "g": 133,
    "b": 145
  },
  "hsl": {
    "h": 186.667,
    "s": 59.341,
    "l": 35.686
  },
  "oklch": {
    "l": 0.56818,
    "c": 0.08696,
    "h": 207.3
  },
  "luminance": 0.19213
}

Semantic roles & 50–950 ramp

primary

#258591

secondary

#BA6358

accent

#5745E3

background

#F7FAFA

surface

#EDF4F5

border

#C8CECF

text

#090F10

muted

#7B7F7F

Preview Lab

Preview with #258591

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

Preview Lab → · Contrast checker → · Palette generator →