#28599D#28599D

#28599D is a mid, vivid cyan. Relative luminance 0.100; OKLCH L 46.7% C 0.123 H 257.3°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).

Color values

HEX#28599D
RGBrgb(40, 89, 157)
HSLhsl(215, 59%, 39%)
HSVhsv(215, 75%, 62%)
CMYKcmyk(74.5%, 43.3%, 0%, 38.4%)
CIE-LABlab(37.89, 7.85, -41.79)
CIE-LCHlch(37.89, 42.52, 280.63°)
OKLaboklab(46.68% -0.027 -0.1195)
OKLCHoklch(46.68% 0.123 257.3)
XYZxyz(10.5310, 10.0290, 33.2725)
Luminance0.1003 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28599D #9D6C28
analogous
#28939D #28599D #31289D
triadic
#28599D #9D2859 #599D28
tetradic
#28599D #9D2893 #9D6C28 #289D31
square
#28599D #9D2893 #9D6C28 #289D31
split-complementary
#28599D #9D3128 #939D28
monochromatic
#0F223B #1C3D6C #28599D #3675CC #6797D8

Accessibility & contrast

On white

6.99
#28599D on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.01
#28599D on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #28599D
6.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28599D#FFFFFF#000000##FFFFFF
##28599D1.006.993.016.99
#FFFFFF6.991.0021.001.00
#0000003.0121.001.0021.00
##FFFFFF6.991.0021.001.00

Color blindness preview

Protanopia (red-blind)
#385FA0
Deuteranopia (green-blind)
#23549C
Tritanopia (blue-blind)
#006973
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #28599d;
/* rgb */ color: rgb(40, 89, 157);
/* oklch */ color: oklch(46.7% 0.123 257.3);
Tailwind
colors: {
  custom: {
    50: '#7287ba',
    500: '#28599d',
    950: '#000000',
  },
}
SCSS
$custom: #28599d;
$custom-light: #7287ba;
$custom-dark: #000000;
JSON
{
  "hex": "#28599d",
  "rgb": {
    "r": 40,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 214.872,
    "s": 59.391,
    "l": 38.627
  },
  "oklch": {
    "l": 0.46678,
    "c": 0.12251,
    "h": 257.3
  },
  "luminance": 0.1003
}

Semantic roles & 50–950 ramp

primary
#28599D
secondary
#BE9862
accent
#A145E3
background
#F7F8FB
surface
#EDEFF6
border
#C8CAD0
text
#090B12
muted
#7B7C81

Preview Lab

Preview with #28599D

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

Preview Lab → · Contrast checker → · Palette generator →

#28599D Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva