#258AA7#258AA7

#258AA7 is a mid, moderate cyan. Relative luminance 0.214; OKLCH L 59.0% C 0.098 H 221.9°. Best body text is #000000 at 5.27:1 contrast (WCAG AA passes).

Color values

HEX	#258AA7
RGB	rgb(37, 138, 167)
HSL	hsl(193, 64%, 40%)
HSV	hsv(193, 78%, 65%)
CMYK	cmyk(77.8%, 17.4%, 0%, 34.5%)
CIE-LAB	lab(53.34, -18.14, -23.44)
CIE-LCH	lch(53.34, 29.64, 232.26°)
OKLab	oklab(59.03% -0.0732 -0.0656)
OKLCH	oklch(59.03% 0.098 221.9)
XYZ	xyz(16.8236, 21.3582, 39.7876)
Luminance	0.2136 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#258AA7 #A74225

analogous

#25A783 #258AA7 #2549A7

triadic

#258AA7 #A7258A #8AA725

tetradic

#258AA7 #8325A7 #A74225 #49A725

square

#258AA7 #8325A7 #A74225 #49A725

split-complementary

#258AA7 #A72549 #A78325

monochromatic

#0F3743 #1A6175 #258AA7 #37B0D3 #69C4DE

Accessibility & contrast

On white

3.98

#258AA7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.27

#258AA7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258AA7

5.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##258AA7	#FFFFFF	#000000	##000000
##258AA7	1.00	3.98	5.27	5.27
#FFFFFF	3.98	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)

#7986A9

Deuteranopia (green-blind)

#687AA7

Tritanopia (blue-blind)

#009393

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #258aa7;
/* rgb */ color: rgb(37, 138, 167);
/* oklch */ color: oklch(59.0% 0.098 221.9);

Tailwind

colors: {
  custom: {
    50: '#75acc1',
    500: '#258aa7',
    950: '#000000',
  },
}

SCSS

$custom: #258aa7;
$custom-light: #75acc1;
$custom-dark: #000000;

JSON

{
  "hex": "#258aa7",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 167
  },
  "hsl": {
    "h": 193.385,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.59032,
    "c": 0.09828,
    "h": 221.9
  },
  "luminance": 0.2136
}

Semantic roles & 50–950 ramp

primary

#258AA7

secondary

#C47964

accent

#6641E7

background

#F7FAFB

surface

#EEF4F7

border

#C9CED0

text

#0A1012

muted

#7C7F81

Preview Lab

Preview with #258AA7

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

Preview Lab → · Contrast checker → · Palette generator →