#28516B#28516B

#28516B is a dark, moderate cyan. Relative luminance 0.074; OKLCH L 41.7% C 0.063 H 238.6°. Best body text is #FFFFFF at 8.47:1 contrast (WCAG AA passes).

Color values

HEX#28516B
RGBrgb(40, 81, 107)
HSLhsl(203, 46%, 29%)
HSVhsv(203, 63%, 42%)
CMYKcmyk(62.6%, 24.3%, 0%, 58%)
CIE-LABlab(32.69, -5.73, -19.32)
CIE-LCHlch(32.69, 20.16, 253.48°)
OKLaboklab(41.72% -0.033 -0.0541)
OKLCHoklch(41.72% 0.063 238.6)
XYZxyz(6.4703, 7.3969, 14.9938)
Luminance0.0740 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#28516B #6B4228
analogous
#286B64 #28516B #28306B
triadic
#28516B #6B2851 #516B28
tetradic
#28516B #64286B #6B4228 #306B28
square
#28516B #64286B #6B4228 #306B28
split-complementary
#28516B #6B2830 #6B6428
monochromatic
#081116 #172F3E #28516B #397398 #5093BE

Accessibility & contrast

On white

8.47
#28516B on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.48
#28516B on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28516B
8.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##28516B#FFFFFF#000000##FFFFFF
##28516B1.008.472.488.47
#FFFFFF8.471.0021.001.00
#0000002.4821.001.0021.00
##FFFFFF8.471.0021.001.00

Color blindness preview

Protanopia (red-blind)
#45516C
Deuteranopia (green-blind)
#3C4A6B
Tritanopia (blue-blind)
#00585A
Achromatopsia (no color)
#4D4D4D

Design tokens & code

CSS
--color: #28516b;
/* rgb */ color: rgb(40, 81, 107);
/* oklch */ color: oklch(41.7% 0.063 238.6);
Tailwind
colors: {
  custom: {
    50: '#698195',
    500: '#28516b',
    950: '#000000',
  },
}
SCSS
$custom: #28516b;
$custom-light: #698195;
$custom-dark: #000000;
JSON
{
  "hex": "#28516b",
  "rgb": {
    "r": 40,
    "g": 81,
    "b": 107
  },
  "hsl": {
    "h": 203.284,
    "s": 45.578,
    "l": 28.824
  },
  "oklch": {
    "l": 0.4172,
    "c": 0.06338,
    "h": 238.6
  },
  "luminance": 0.07398
}

Semantic roles & 50–950 ramp

primary
#28516B
secondary
#9D6F51
accent
#8553D5
background
#F6F7F9
surface
#EBEEF1
border
#C6C9CB
text
#070A0D
muted
#7A7C7E

Preview Lab

Preview with #28516B

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

Preview Lab → · Contrast checker → · Palette generator →

#28516B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva