#258DA9#258DA9

#258DA9 is a mid, moderate cyan. Relative luminance 0.223; OKLCH L 59.9% C 0.099 H 220.5°. Best body text is #000000 at 5.46:1 contrast (WCAG AA passes).

Color values

HEX#258DA9
RGBrgb(37, 141, 169)
HSLhsl(193, 64%, 40%)
HSVhsv(193, 78%, 66%)
CMYKcmyk(78.1%, 16.6%, 0%, 33.7%)
CIE-LABlab(54.35, -19.07, -23.03)
CIE-LCHlch(54.35, 29.90, 230.37°)
OKLaboklab(59.87% -0.0753 -0.0644)
OKLCHoklch(59.87% 0.099 220.5)
XYZxyz(17.4462, 22.3055, 40.9143)
Luminance0.2231 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#258DA9 #A94125
analogous
#25A983 #258DA9 #254BA9
triadic
#258DA9 #A9258D #8DA925
tetradic
#258DA9 #8325A9 #A94125 #4BA925
square
#258DA9 #8325A9 #A94125 #4BA925
split-complementary
#258DA9 #A9254B #A98325
monochromatic
#0F3945 #1A6377 #258DA9 #38B2D3 #6AC6DE

Accessibility & contrast

On white

3.85
#258DA9 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

5.46
#258DA9 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #258DA9
5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##258DA9#FFFFFF#000000##000000
##258DA91.003.855.465.46
#FFFFFF3.851.0021.0021.00
#0000005.4621.001.001.00
##0000005.4621.001.001.00

Color blindness preview

Protanopia (red-blind)
#7C89AA
Deuteranopia (green-blind)
#6B7CA9
Tritanopia (blue-blind)
#009696
Achromatopsia (no color)
#828282

Design tokens & code

CSS
--color: #258da9;
/* rgb */ color: rgb(37, 141, 169);
/* oklch */ color: oklch(59.9% 0.099 220.5);
Tailwind
colors: {
  custom: {
    50: '#75aec2',
    500: '#258da9',
    950: '#000000',
  },
}
SCSS
$custom: #258da9;
$custom-light: #75aec2;
$custom-dark: #000000;
JSON
{
  "hex": "#258da9",
  "rgb": {
    "r": 37,
    "g": 141,
    "b": 169
  },
  "hsl": {
    "h": 192.727,
    "s": 64.078,
    "l": 40.392
  },
  "oklch": {
    "l": 0.5987,
    "c": 0.09914,
    "h": 220.5
  },
  "luminance": 0.22308
}

Semantic roles & 50–950 ramp

primary
#258DA9
secondary
#C47965
accent
#6441E7
background
#F7FAFB
surface
#EEF4F7
border
#C9CED0
text
#0A1012
muted
#7C7F81

Preview Lab

Preview with #258DA9

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

Preview Lab → · Contrast checker → · Palette generator →

#258DA9 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva