#258B9E#258B9E

#258B9E is a mid, moderate teal. Relative luminance 0.213; OKLCH L 58.9% C 0.093 H 213.2°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#258B9E
RGB	rgb(37, 139, 158)
HSL	hsl(189, 62%, 38%)
HSV	hsv(189, 77%, 62%)
CMYK	cmyk(76.6%, 12%, 0%, 38%)
CIE-LAB	lab(53.30, -21.70, -18.30)
CIE-LCH	lch(53.30, 28.39, 220.14°)
OKLab	oklab(58.89% -0.0778 -0.051)
OKLCH	oklch(58.89% 0.093 213.2)
XYZ	xyz(16.1645, 21.3252, 35.6054)
Luminance	0.2133 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258B9E #9E3825

analogous

#259E74 #258B9E #254F9E

triadic

#258B9E #9E258B #8B9E25

tetradic

#258B9E #74259E #9E3825 #4F9E25

square

#258B9E #74259E #9E3825 #4F9E25

split-complementary

#258B9E #9E254F #9E7425

monochromatic

#0E343B #195F6C #258B9E #31B6CF #63C8DA

Accessibility & contrast

On white

3.99

#258B9E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#258B9E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258B9E

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258B9E	#FFFFFF	#000000	##000000
##258B9E	1.00	3.99	5.27	5.27
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.27	21.00	1.00	1.00
##000000	5.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D869F

Deuteranopia (green-blind)

#6C7A9E

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258b9e;
/* rgb */ color: rgb(37, 139, 158);
/* oklch */ color: oklch(58.9% 0.093 213.2);

Tailwind

colors: {
  custom: {
    50: '#73adba',
    500: '#258b9e',
    950: '#000000',
  },
}

SCSS

$custom: #258b9e;
$custom-light: #73adba;
$custom-dark: #000000;

JSON

{
  "hex": "#258b9e",
  "rgb": {
    "r": 37,
    "g": 139,
    "b": 158
  },
  "hsl": {
    "h": 189.421,
    "s": 62.051,
    "l": 38.235
  },
  "oklch": {
    "l": 0.58888,
    "c": 0.09307,
    "h": 213.2
  },
  "luminance": 0.21327
}

Semantic roles & 50–950 ramp

primary

#258B9E

secondary

#C06E5F

accent

#5C43E5

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #258B9E

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

Preview Lab → · Contrast checker → · Palette generator →