#28429F#28429F

#28429F is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.8% C 0.154 H 267.4°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#28429F
RGB	rgb(40, 66, 159)
HSL	hsl(227, 60%, 39%)
HSV	hsv(227, 75%, 62%)
CMYK	cmyk(74.8%, 58.5%, 0%, 37.6%)
CIE-LAB	lab(31.46, 23.98, -53.37)
CIE-LCH	lch(31.46, 58.51, 294.20°)
OKLab	oklab(41.82% -0.0071 -0.154)
OKLCH	oklch(41.82% 0.154 267.4)
XYZ	xyz(9.0791, 6.8498, 33.6378)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28429F #9F8528

analogous

#287E9F #28429F #4A289F

triadic

#28429F #9F2842 #429F28

tetradic

#28429F #9F287E #9F8528 #289F4A

square

#28429F #9F287E #9F8528 #289F4A

split-complementary

#28429F #9F4A28 #7E9F28

monochromatic

#0F193D #1C2E6E #28429F #3758CD #6881D9

Accessibility & contrast

On white

8.86

#28429F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#28429F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28429F

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28429F	#FFFFFF	#000000	##FFFFFF
##28429F	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050A2

Deuteranopia (green-blind)

#00459D

Tritanopia (blue-blind)

#00596A

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #28429f;
/* rgb */ color: rgb(40, 66, 159);
/* oklch */ color: oklch(41.8% 0.154 267.4);

Tailwind

colors: {
  custom: {
    50: '#7476bc',
    500: '#28429f',
    950: '#000000',
  },
}

SCSS

$custom: #28429f;
$custom-light: #7476bc;
$custom-dark: #000000;

JSON

{
  "hex": "#28429f",
  "rgb": {
    "r": 40,
    "g": 66,
    "b": 159
  },
  "hsl": {
    "h": 226.891,
    "s": 59.799,
    "l": 39.02
  },
  "oklch": {
    "l": 0.41817,
    "c": 0.15413,
    "h": 267.4
  },
  "luminance": 0.06851
}

Semantic roles & 50–950 ramp

primary

#28429F

secondary

#BFAB64

accent

#C045E3

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#090812

muted

#7B7B81

Preview Lab

Preview with #28429F

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

Preview Lab → · Contrast checker → · Palette generator →