#258587#258587

#258587 is a mid, moderate teal. Relative luminance 0.189; OKLCH L 56.4% C 0.086 H 197.1°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#258587
RGB	rgb(37, 133, 135)
HSL	hsl(181, 57%, 34%)
HSV	hsv(181, 73%, 53%)
CMYK	cmyk(72.6%, 1.5%, 0%, 47.1%)
CIE-LAB	lab(50.59, -26.00, -9.04)
CIE-LCH	lch(50.59, 27.53, 199.17°)
OKLab	oklab(56.43% -0.0818 -0.0251)
OKLCH	oklch(56.43% 0.086 197.1)
XYZ	xyz(13.5217, 18.9161, 25.8555)
Luminance	0.1892 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258587 #872725

analogous

#258758 #258587 #255487

triadic

#258587 #872585 #858725

tetradic

#258587 #582587 #872725 #548725

square

#258587 #582587 #872725 #548725

split-complementary

#258587 #872554 #875825

monochromatic

#0B2627 #185657 #258587 #32B4B7 #56CED1

Accessibility & contrast

On white

4.39

#258587 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#258587 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258587

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258587	#FFFFFF	#000000	##000000
##258587	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C7F87

Deuteranopia (green-blind)

#6D7488

Tritanopia (blue-blind)

#008A85

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #258587;
/* rgb */ color: rgb(37, 133, 135);
/* oklch */ color: oklch(56.4% 0.086 197.1);

Tailwind

colors: {
  custom: {
    50: '#70a9a9',
    500: '#258587',
    950: '#000000',
  },
}

SCSS

$custom: #258587;
$custom-light: #70a9a9;
$custom-dark: #000000;

JSON

{
  "hex": "#258587",
  "rgb": {
    "r": 37,
    "g": 133,
    "b": 135
  },
  "hsl": {
    "h": 181.224,
    "s": 56.977,
    "l": 33.725
  },
  "oklch": {
    "l": 0.56425,
    "c": 0.08553,
    "h": 197.1
  },
  "luminance": 0.18918
}

Semantic roles & 50–950 ramp

primary

#258587

secondary

#B55553

accent

#4B48E0

background

#F7FAFA

surface

#EDF4F4

border

#C8CECE

text

#091010

muted

#7B7F7F

Preview Lab

Preview with #258587

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

Preview Lab → · Contrast checker → · Palette generator →