#28477A#28477A

#28477A is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.1% C 0.094 H 259.8°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#28477A
RGB	rgb(40, 71, 122)
HSL	hsl(217, 51%, 32%)
HSV	hsv(217, 67%, 48%)
CMYK	cmyk(67.2%, 41.8%, 0%, 52.2%)
CIE-LAB	lab(30.31, 6.32, -32.48)
CIE-LCH	lch(30.31, 33.09, 281.01°)
OKLab	oklab(40.11% -0.0166 -0.0925)
OKLCH	oklch(40.11% 0.094 259.8)
XYZ	xyz(6.6399, 6.3621, 19.2867)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28477A #7A5B28

analogous

#28707A #28477A #32287A

triadic

#28477A #7A2847 #477A28

tetradic

#28477A #7A2870 #7A5B28 #287A32

square

#28477A #7A2870 #7A5B28 #287A32

split-complementary

#28477A #7A3228 #707A28

monochromatic

#0A111E #192C4C #28477A #3762A8 #5580C7

Accessibility & contrast

On white

9.24

#28477A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#28477A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28477A

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28477A	#FFFFFF	#000000	##FFFFFF
##28477A	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#304B7C

Deuteranopia (green-blind)

#244479

Tritanopia (blue-blind)

#00535A

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #28477a;
/* rgb */ color: rgb(40, 71, 122);
/* oklch */ color: oklch(40.1% 0.094 259.8);

Tailwind

colors: {
  custom: {
    50: '#6b79a1',
    500: '#28477a',
    950: '#000000',
  },
}

SCSS

$custom: #28477a;
$custom-light: #6b79a1;
$custom-dark: #000000;

JSON

{
  "hex": "#28477a",
  "rgb": {
    "r": 40,
    "g": 71,
    "b": 122
  },
  "hsl": {
    "h": 217.317,
    "s": 50.617,
    "l": 31.765
  },
  "oklch": {
    "l": 0.40109,
    "c": 0.09394,
    "h": 259.8
  },
  "luminance": 0.06363
}

Semantic roles & 50–950 ramp

primary

#28477A

secondary

#AC8A52

accent

#A54EDA

background

#F6F7F9

surface

#ECEDF2

border

#C7C8CC

text

#07090F

muted

#7A7B7E

Preview Lab

Preview with #28477A

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

Preview Lab → · Contrast checker → · Palette generator →