#258AA6#258AA6

#258AA6 is a mid, moderate cyan. Relative luminance 0.213; OKLCH L 59.0% C 0.098 H 221.1°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX#258AA6
RGBrgb(37, 138, 166)
HSLhsl(193, 64%, 40%)
HSVhsv(193, 78%, 65%)
CMYKcmyk(77.7%, 16.9%, 0%, 34.9%)
CIE-LABlab(53.30, -18.48, -22.92)
CIE-LCHlch(53.30, 29.44, 231.12°)
OKLaboklab(58.99% -0.0736 -0.0641)
OKLCHoklch(58.99% 0.098 221.1)
XYZxyz(16.7315, 21.3214, 39.3026)
Luminance0.2132 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#258AA6 #A64125
analogous
#25A681 #258AA6 #254AA6
triadic
#258AA6 #A6258A #8AA625
tetradic
#258AA6 #8125A6 #A64125 #4AA625
square
#258AA6 #8125A6 #A64125 #4AA625
split-complementary
#258AA6 #A6254A #A68125
monochromatic
#0F3742 #1A6074 #258AA6 #36B0D2 #68C4DD

Accessibility & contrast

On white

3.99
#258AA6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.26
#258AA6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258AA6
5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##258AA6#FFFFFF#000000##000000
##258AA61.003.995.265.26
#FFFFFF3.991.0021.0021.00
#0000005.2621.001.001.00
##0000005.2621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7986A7
Deuteranopia (green-blind)
#687AA6
Tritanopia (blue-blind)
#009393
Achromatopsia (no color)
#7F7F7F

Design tokens & code

CSS
--color: #258aa6;
/* rgb */ color: rgb(37, 138, 166);
/* oklch */ color: oklch(59.0% 0.098 221.1);
Tailwind
colors: {
  custom: {
    50: '#75acc0',
    500: '#258aa6',
    950: '#000000',
  },
}
SCSS
$custom: #258aa6;
$custom-light: #75acc0;
$custom-dark: #000000;
JSON
{
  "hex": "#258aa6",
  "rgb": {
    "r": 37,
    "g": 138,
    "b": 166
  },
  "hsl": {
    "h": 193.023,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.58987,
    "c": 0.0976,
    "h": 221.1
  },
  "luminance": 0.21323
}

Semantic roles & 50–950 ramp

primary
#258AA6
secondary
#C37864
accent
#6541E7
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #258AA6

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

Preview Lab → · Contrast checker → · Palette generator →

#258AA6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva