#258DAF#258DAF

#258DAF is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.1% C 0.103 H 225.1°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX#258DAF
RGBrgb(37, 141, 175)
HSLhsl(195, 65%, 42%)
HSVhsv(195, 79%, 69%)
CMYKcmyk(78.9%, 19.4%, 0%, 31.4%)
CIE-LABlab(54.59, -17.02, -26.10)
CIE-LCHlch(54.59, 31.16, 236.89°)
OKLaboklab(60.14% -0.073 -0.0732)
OKLCHoklch(60.14% 0.103 225.1)
XYZxyz(18.0225, 22.5360, 43.9491)
Luminance0.2254 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#258DAF #AF4725
analogous
#25AF8C #258DAF #2548AF
triadic
#258DAF #AF258D #8DAF25
tetradic
#258DAF #8C25AF #AF4725 #48AF25
square
#258DAF #8C25AF #AF4725 #48AF25
split-complementary
#258DAF #AF2548 #AF8C25
monochromatic
#103C4A #1A647C #258DAF #3CB0D6 #6EC4E0

Accessibility & contrast

On white

3.81
#258DAF on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.51
#258DAF on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258DAF
5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##258DAF#FFFFFF#000000##000000
##258DAF1.003.815.515.51
#FFFFFF3.811.0021.0021.00
#0000005.5121.001.001.00
##0000005.5121.001.001.00

Color blindness preview

Protanopia (red-blind)
#7A8AB1
Deuteranopia (green-blind)
#687DAF
Tritanopia (blue-blind)
#009798
Achromatopsia (no color)
#838383

Design tokens & code

CSS
--color: #258daf;
/* rgb */ color: rgb(37, 141, 175);
/* oklch */ color: oklch(60.1% 0.103 225.1);
Tailwind
colors: {
  custom: {
    50: '#76aec7',
    500: '#258daf',
    950: '#000000',
  },
}
SCSS
$custom: #258daf;
$custom-light: #76aec7;
$custom-dark: #000000;
JSON
{
  "hex": "#258daf",
  "rgb": {
    "r": 37,
    "g": 141,
    "b": 175
  },
  "hsl": {
    "h": 194.783,
    "s": 65.094,
    "l": 41.569
  },
  "oklch": {
    "l": 0.60144,
    "c": 0.10339,
    "h": 225.1
  },
  "luminance": 0.22538
}

Semantic roles & 50–950 ramp

primary
#258DAF
secondary
#C78069
accent
#6940E8
background
#F7FAFC
surface
#EEF4F8
border
#C9CED1
text
#0A1013
muted
#7C7F82

Preview Lab

Preview with #258DAF

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

Preview Lab → · Contrast checker → · Palette generator →

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