#258A9C#258A9C

#258A9C is a mid, moderate teal. Relative luminance 0.210; OKLCH L 58.6% C 0.092 H 212.5°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#258A9C
RGB	rgb(37, 138, 156)
HSL	hsl(189, 62%, 38%)
HSV	hsv(189, 76%, 61%)
CMYK	cmyk(76.3%, 11.5%, 0%, 38.8%)
CIE-LAB	lab(52.92, -21.84, -17.74)
CIE-LCH	lch(52.92, 28.13, 219.08°)
OKLab	oklab(58.55% -0.0777 -0.0494)
OKLCH	oklch(58.55% 0.092 212.5)
XYZ	xyz(15.8496, 20.9687, 34.6581)
Luminance	0.2097 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258A9C #9C3725

analogous

#259C73 #258A9C #254E9C

triadic

#258A9C #9C258A #8A9C25

tetradic

#258A9C #73259C #9C3725 #4E9C25

square

#258A9C #73259C #9C3725 #4E9C25

split-complementary

#258A9C #9C254E #9C7325

monochromatic

#0E3239 #195E6B #258A9C #31B6CD #62C8DA

Accessibility & contrast

On white

4.04

#258A9C on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#258A9C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258A9C

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258A9C	#FFFFFF	#000000	##000000
##258A9C	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C859D

Deuteranopia (green-blind)

#6C799C

Tritanopia (blue-blind)

#009190

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #258a9c;
/* rgb */ color: rgb(37, 138, 156);
/* oklch */ color: oklch(58.6% 0.092 212.5);

Tailwind

colors: {
  custom: {
    50: '#73acb9',
    500: '#258a9c',
    950: '#000000',
  },
}

SCSS

$custom: #258a9c;
$custom-light: #73acb9;
$custom-dark: #000000;

JSON

{
  "hex": "#258a9c",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 156
  },
  "hsl": {
    "h": 189.076,
    "s": 61.658,
    "l": 37.843
  },
  "oklch": {
    "l": 0.5855,
    "c": 0.09206,
    "h": 212.5
  },
  "luminance": 0.20971
}

Semantic roles & 50–950 ramp

primary

#258A9C

secondary

#BF6D5E

accent

#5C43E5

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #258A9C

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

Preview Lab → · Contrast checker → · Palette generator →