#28547D#28547D

#28547D is a dark, moderate cyan. Relative luminance 0.083; OKLCH L 43.5% C 0.084 H 248.9°. Best body text is #FFFFFF at 7.91:1 contrast (WCAG AA passes).

Color values

HEX	#28547D
RGB	rgb(40, 84, 125)
HSL	hsl(209, 52%, 32%)
HSV	hsv(209, 68%, 49%)
CMYK	cmyk(68%, 32.8%, 0%, 51%)
CIE-LAB	lab(34.54, -1.08, -27.65)
CIE-LCH	lch(34.54, 27.67, 267.76°)
OKLab	oklab(43.47% -0.0302 -0.0782)
OKLCH	oklch(43.47% 0.084 248.9)
XYZ	xyz(7.7457, 8.2717, 20.5864)
Luminance	0.0827 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28547D #7D5128

analogous

#287D7B #28547D #282A7D

triadic

#28547D #7D2854 #547D28

tetradic

#28547D #7B287D #7D5128 #2A7D28

square

#28547D #7B287D #7D5128 #2A7D28

split-complementary

#28547D #7D282A #7D7B28

monochromatic

#0A1620 #19354F #28547D #3773AB #5692C9

Accessibility & contrast

On white

7.91

#28547D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.65

#28547D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28547D

7.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28547D	#FFFFFF	#000000	##FFFFFF
##28547D	1.00	7.91	2.65	7.91
#FFFFFF	7.91	1.00	21.00	1.00
#000000	2.65	21.00	1.00	21.00
##FFFFFF	7.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#42567F

Deuteranopia (green-blind)

#364E7C

Tritanopia (blue-blind)

#005E63

Achromatopsia (no color)

#515151

Design tokens & code

CSS

--color: #28547d;
/* rgb */ color: rgb(40, 84, 125);
/* oklch */ color: oklch(43.5% 0.084 248.9);

Tailwind

colors: {
  custom: {
    50: '#6c83a3',
    500: '#28547d',
    950: '#000000',
  },
}

SCSS

$custom: #28547d;
$custom-light: #6c83a3;
$custom-dark: #000000;

JSON

{
  "hex": "#28547d",
  "rgb": {
    "r": 40,
    "g": 84,
    "b": 125
  },
  "hsl": {
    "h": 208.941,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.4347,
    "c": 0.08382,
    "h": 248.9
  },
  "luminance": 0.08272
}

Semantic roles & 50–950 ramp

primary

#28547D

secondary

#AE7F53

accent

#914DDB

background

#F6F8FA

surface

#ECEFF3

border

#C7CACD

text

#070A0F

muted

#7A7C7F

Preview Lab

Preview with #28547D

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

Preview Lab → · Contrast checker → · Palette generator →