#258DA6#258DA6

#258DA6 is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 59.7% C 0.097 H 218.1°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX#258DA6
RGBrgb(37, 141, 166)
HSLhsl(192, 64%, 40%)
HSVhsv(192, 78%, 65%)
CMYKcmyk(77.7%, 15.1%, 0%, 34.9%)
CIE-LABlab(54.23, -20.09, -21.49)
CIE-LCHlch(54.23, 29.42, 226.93°)
OKLaboklab(59.74% -0.0765 -0.06)
OKLCHoklch(59.74% 0.097 218.1)
XYZxyz(17.1678, 22.1941, 39.4481)
Luminance0.2220 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#258DA6 #A63E25
analogous
#25A67F #258DA6 #254CA6
triadic
#258DA6 #A6258D #8DA625
tetradic
#258DA6 #7F25A6 #A63E25 #4CA625
square
#258DA6 #7F25A6 #A63E25 #4CA625
split-complementary
#258DA6 #A6254C #A67F25
monochromatic
#0F3842 #1A6274 #258DA6 #36B4D2 #68C7DD

Accessibility & contrast

On white

3.86
#258DA6 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.44
#258DA6 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258DA6
5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##258DA6#FFFFFF#000000##000000
##258DA61.003.865.445.44
#FFFFFF3.861.0021.0021.00
#0000005.4421.001.001.00
##0000005.4421.001.001.00

Color blindness preview

Protanopia (red-blind)
#7D89A7
Deuteranopia (green-blind)
#6C7CA6
Tritanopia (blue-blind)
#009595
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #258da6;
/* rgb */ color: rgb(37, 141, 166);
/* oklch */ color: oklch(59.7% 0.097 218.1);
Tailwind
colors: {
  custom: {
    50: '#75aec0',
    500: '#258da6',
    950: '#000000',
  },
}
SCSS
$custom: #258da6;
$custom-light: #75aec0;
$custom-dark: #000000;
JSON
{
  "hex": "#258da6",
  "rgb": {
    "r": 37,
    "g": 141,
    "b": 166
  },
  "hsl": {
    "h": 191.628,
    "s": 63.547,
    "l": 39.804
  },
  "oklch": {
    "l": 0.59737,
    "c": 0.09729,
    "h": 218.1
  },
  "luminance": 0.22196
}

Semantic roles & 50–950 ramp

primary
#258DA6
secondary
#C37664
accent
#6141E7
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #258DA6

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

Preview Lab → · Contrast checker → · Palette generator →

#258DA6 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva