#258AA0#258AA0

#258AA0 is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 58.7% C 0.094 H 216.1°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#258AA0
RGB	rgb(37, 138, 160)
HSL	hsl(191, 62%, 39%)
HSV	hsv(191, 77%, 63%)
CMYK	cmyk(76.9%, 13.8%, 0%, 37.3%)
CIE-LAB	lab(53.07, -20.51, -19.82)
CIE-LCH	lch(53.07, 28.52, 224.02°)
OKLab	oklab(58.72% -0.076 -0.0553)
OKLCH	oklch(58.72% 0.094 216.1)
XYZ	xyz(16.1939, 21.1064, 36.4713)
Luminance	0.2111 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258AA0 #A03B25

analogous

#25A078 #258AA0 #254CA0

triadic

#258AA0 #A0258A #8AA025

tetradic

#258AA0 #7825A0 #A03B25 #4CA025

square

#258AA0 #7825A0 #A03B25 #4CA025

split-complementary

#258AA0 #A0254C #A07825

monochromatic

#0E343D #1A5F6E #258AA0 #32B4D0 #64C6DB

Accessibility & contrast

On white

4.02

#258AA0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#258AA0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258AA0

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258AA0	#FFFFFF	#000000	##000000
##258AA0	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B86A1

Deuteranopia (green-blind)

#6A79A0

Tritanopia (blue-blind)

#009291

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258aa0;
/* rgb */ color: rgb(37, 138, 160);
/* oklch */ color: oklch(58.7% 0.094 216.1);

Tailwind

colors: {
  custom: {
    50: '#74acbc',
    500: '#258aa0',
    950: '#000000',
  },
}

SCSS

$custom: #258aa0;
$custom-light: #74acbc;
$custom-dark: #000000;

JSON

{
  "hex": "#258aa0",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 160
  },
  "hsl": {
    "h": 190.732,
    "s": 62.437,
    "l": 38.627
  },
  "oklch": {
    "l": 0.58722,
    "c": 0.09399,
    "h": 216.1
  },
  "luminance": 0.21108
}

Semantic roles & 50–950 ramp

primary

#258AA0

secondary

#C17160

accent

#5F42E6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#091012

muted

#7B7F81

Preview Lab

Preview with #258AA0

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

Preview Lab → · Contrast checker → · Palette generator →