#258FA7#258FA7

#258FA7 is a mid, moderate cyan. Relative luminance 0.228; OKLCH L 60.3% C 0.098 H 217.0°. Best body text is #000000 at 5.57:1 contrast (WCAG AA passes).

Color values

HEX	#258FA7
RGB	rgb(37, 143, 167)
HSL	hsl(191, 64%, 40%)
HSV	hsv(191, 78%, 65%)
CMYK	cmyk(77.8%, 14.4%, 0%, 34.5%)
CIE-LAB	lab(54.89, -20.81, -21.05)
CIE-LCH	lch(54.89, 29.60, 225.32°)
OKLab	oklab(60.28% -0.0781 -0.0588)
OKLCH	oklch(60.28% 0.098 217)
XYZ	xyz(17.5575, 22.8261, 40.0322)
Luminance	0.2283 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258FA7 #A73D25

analogous

#25A77E #258FA7 #254EA7

triadic

#258FA7 #A7258F #8FA725

tetradic

#258FA7 #7E25A7 #A73D25 #4EA725

square

#258FA7 #7E25A7 #A73D25 #4EA725

split-complementary

#258FA7 #A7254E #A77E25

monochromatic

#0F3943 #1A6475 #258FA7 #37B6D3 #69C8DE

Accessibility & contrast

On white

3.77

#258FA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.57

#258FA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258FA7

5.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258FA7	#FFFFFF	#000000	##000000
##258FA7	1.00	3.77	5.57	5.57
#FFFFFF	3.77	1.00	21.00	21.00
#000000	5.57	21.00	1.00	1.00
##000000	5.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F8BA8

Deuteranopia (green-blind)

#6E7EA7

Tritanopia (blue-blind)

#009797

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #258fa7;
/* rgb */ color: rgb(37, 143, 167);
/* oklch */ color: oklch(60.3% 0.098 217.0);

Tailwind

colors: {
  custom: {
    50: '#75b0c1',
    500: '#258fa7',
    950: '#000000',
  },
}

SCSS

$custom: #258fa7;
$custom-light: #75b0c1;
$custom-dark: #000000;

JSON

{
  "hex": "#258fa7",
  "rgb": {
    "r": 37,
    "g": 143,
    "b": 167
  },
  "hsl": {
    "h": 191.077,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.60281,
    "c": 0.09778,
    "h": 217
  },
  "luminance": 0.22828
}

Semantic roles & 50–950 ramp

primary

#258FA7

secondary

#C47664

accent

#6041E7

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #258FA7

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

Preview Lab → · Contrast checker → · Palette generator →