#258F9A#258F9A

#258F9A is a mid, moderate teal. Relative luminance 0.224; OKLCH L 59.7% C 0.093 H 205.4°. Best body text is #000000 at 5.47:1 contrast (WCAG AA passes).

Color values

HEX	#258F9A
RGB	rgb(37, 143, 154)
HSL	hsl(186, 61%, 37%)
HSV	hsv(186, 76%, 60%)
CMYK	cmyk(76%, 7.1%, 0%, 39.6%)
CIE-LAB	lab(54.42, -25.07, -14.30)
CIE-LCH	lch(54.42, 28.87, 209.70°)
OKLab	oklab(59.74% -0.0836 -0.0398)
OKLCH	oklch(59.74% 0.093 205.4)
XYZ	xyz(16.4156, 22.3693, 34.0181)
Luminance	0.2237 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258F9A #9A3025

analogous

#259A6B #258F9A #25559A

triadic

#258F9A #9A258F #8F9A25

tetradic

#258F9A #6B259A #9A3025 #559A25

square

#258F9A #6B259A #9A3025 #559A25

split-complementary

#258F9A #9A2555 #9A6B25

monochromatic

#0D3337 #196169 #258F9A #31BDCB #60CED9

Accessibility & contrast

On white

3.84

#258F9A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.47

#258F9A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258F9A

5.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258F9A	#FFFFFF	#000000	##000000
##258F9A	1.00	3.84	5.47	5.47
#FFFFFF	3.84	1.00	21.00	21.00
#000000	5.47	21.00	1.00	1.00
##000000	5.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#83899B

Deuteranopia (green-blind)

#727D9A

Tritanopia (blue-blind)

#009592

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #258f9a;
/* rgb */ color: rgb(37, 143, 154);
/* oklch */ color: oklch(59.7% 0.093 205.4);

Tailwind

colors: {
  custom: {
    50: '#73b0b7',
    500: '#258f9a',
    950: '#000000',
  },
}

SCSS

$custom: #258f9a;
$custom-light: #73b0b7;
$custom-dark: #000000;

JSON

{
  "hex": "#258f9a",
  "rgb": {
    "r": 37,
    "g": 143,
    "b": 154
  },
  "hsl": {
    "h": 185.641,
    "s": 61.257,
    "l": 37.451
  },
  "oklch": {
    "l": 0.59739,
    "c": 0.0926,
    "h": 205.4
  },
  "luminance": 0.22371
}

Semantic roles & 50–950 ramp

primary

#258F9A

secondary

#BE665D

accent

#5343E4

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091011

muted

#7B7F80

Preview Lab

Preview with #258F9A

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

Preview Lab → · Contrast checker → · Palette generator →