#28248A#28248A

#28248A is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.4% C 0.162 H 275.4°. Best body text is #FFFFFF at 12.28:1 contrast (WCAG AA passes).

Color values

HEX	#28248A
RGB	rgb(40, 36, 138)
HSL	hsl(242, 59%, 34%)
HSV	hsv(242, 74%, 54%)
CMYK	cmyk(71%, 73.9%, 0%, 45.9%)
CIE-LAB	lab(22.11, 35.81, -55.77)
CIE-LCH	lch(22.11, 66.28, 302.70°)
OKLab	oklab(34.38% 0.0153 -0.1612)
OKLCH	oklch(34.38% 0.162 275.4)
XYZ	xyz(6.0919, 3.5473, 24.4035)
Luminance	0.0355 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28248A #868A24

analogous

#24538A #28248A #5B248A

triadic

#28248A #8A2824 #248A28

tetradic

#28248A #8A2453 #868A24 #248A5B

square

#28248A #8A2453 #868A24 #248A5B

split-complementary

#28248A #8A5B24 #538A24

monochromatic

#0C0B29 #1A1759 #28248A #3631BB #5B56D3

Accessibility & contrast

On white

12.28

#28248A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#28248A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28248A

12.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28248A	#FFFFFF	#000000	##FFFFFF
##28248A	1.00	12.28	1.71	12.28
#FFFFFF	12.28	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00398D

Deuteranopia (green-blind)

#003088

Tritanopia (blue-blind)

#004154

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #28248a;
/* rgb */ color: rgb(40, 36, 138);
/* oklch */ color: oklch(34.4% 0.162 275.4);

Tailwind

colors: {
  custom: {
    50: '#7160ad',
    500: '#28248a',
    950: '#000000',
  },
}

SCSS

$custom: #28248a;
$custom-light: #7160ad;
$custom-dark: #000000;

JSON

{
  "hex": "#28248a",
  "rgb": {
    "r": 40,
    "g": 36,
    "b": 138
  },
  "hsl": {
    "h": 242.353,
    "s": 58.621,
    "l": 34.118
  },
  "oklch": {
    "l": 0.34382,
    "c": 0.16192,
    "h": 275.4
  },
  "luminance": 0.03548
}

Semantic roles & 50–950 ramp

primary

#28248A

secondary

#B3B753

accent

#E246DC

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#090510

muted

#7B797F

Preview Lab

Preview with #28248A

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

Preview Lab → · Contrast checker → · Palette generator →