#28588D#28588D

#28588D is a mid, moderate cyan. Relative luminance 0.094; OKLCH L 45.4% C 0.101 H 252.9°. Best body text is #FFFFFF at 7.32:1 contrast (WCAG AA passes).

Color values

HEX#28588D
RGBrgb(40, 88, 141)
HSLhsl(211, 56%, 35%)
HSVhsv(211, 72%, 55%)
CMYKcmyk(71.6%, 37.6%, 0%, 44.7%)
CIE-LABlab(36.65, 2.37, -34.11)
CIE-LCHlch(36.65, 34.19, 273.97°)
OKLaboklab(45.41% -0.0298 -0.097)
OKLCHoklch(45.41% 0.101 252.9)
XYZxyz(9.1707, 9.3527, 26.5161)
Luminance0.0935 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28588D #8D5D28
analogous
#288A8D #28588D #2A288D
triadic
#28588D #8D2858 #588D28
tetradic
#28588D #8D288A #8D5D28 #288D2A
square
#28588D #8D288A #8D5D28 #288D2A
split-complementary
#28588D #8D2A28 #8A8D28
monochromatic
#0D1C2E #1A3A5D #28588D #3676BD #5E95D1

Accessibility & contrast

On white

7.32
#28588D on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.87
#28588D on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28588D
7.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28588D#FFFFFF#000000##FFFFFF
##28588D1.007.322.877.32
#FFFFFF7.321.0021.001.00
#0000002.8721.001.0021.00
##FFFFFF7.321.0021.001.00

Color blindness preview

Protanopia (red-blind)
#405B8F
Deuteranopia (green-blind)
#31528C
Tritanopia (blue-blind)
#00646C
Achromatopsia (no color)
#565656

Design tokens & code

CSS
--color: #28588d;
/* rgb */ color: rgb(40, 88, 141);
/* oklch */ color: oklch(45.4% 0.101 252.9);
Tailwind
colors: {
  custom: {
    50: '#6f86ae',
    500: '#28588d',
    950: '#000000',
  },
}
SCSS
$custom: #28588d;
$custom-light: #6f86ae;
$custom-dark: #000000;
JSON
{
  "hex": "#28588d",
  "rgb": {
    "r": 40,
    "g": 88,
    "b": 141
  },
  "hsl": {
    "h": 211.485,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.45409,
    "c": 0.10149,
    "h": 252.9
  },
  "luminance": 0.09354
}

Semantic roles & 50–950 ramp

primary
#28588D
secondary
#B78B5A
accent
#9849DF
background
#F7F8FA
surface
#EDEFF4
border
#C8CACE
text
#080B10
muted
#7B7C7F

Preview Lab

Preview with #28588D

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

Preview Lab → · Contrast checker → · Palette generator →

#28588D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva