#28459A#28459A

#28459A is a dark, vivid blue. Relative luminance 0.070; OKLCH L 42.0% C 0.143 H 266.1°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#28459A
RGB	rgb(40, 69, 154)
HSL	hsl(225, 59%, 38%)
HSV	hsv(225, 74%, 60%)
CMYK	cmyk(74%, 55.2%, 0%, 39.6%)
CIE-LAB	lab(31.90, 20.03, -49.64)
CIE-LCH	lch(31.90, 53.53, 291.98°)
OKLab	oklab(42.02% -0.0097 -0.1429)
OKLCH	oklch(42.02% 0.143 266.1)
XYZ	xyz(8.8339, 7.0395, 31.4588)
Luminance	0.0704 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28459A #9A7D28

analogous

#287E9A #28459A #44289A

triadic

#28459A #9A2845 #459A28

tetradic

#28459A #9A287E #9A7D28 #289A44

square

#28459A #9A287E #9A7D28 #289A44

split-complementary

#28459A #9A4428 #7E9A28

monochromatic

#0F1939 #1B2F69 #28459A #355BCA #6582D7

Accessibility & contrast

On white

8.72

#28459A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#28459A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28459A

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28459A	#FFFFFF	#000000	##FFFFFF
##28459A	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519D

Deuteranopia (green-blind)

#004698

Tritanopia (blue-blind)

#005A68

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #28459a;
/* rgb */ color: rgb(40, 69, 154);
/* oklch */ color: oklch(42.0% 0.143 266.1);

Tailwind

colors: {
  custom: {
    50: '#7278b8',
    500: '#28459a',
    950: '#000000',
  },
}

SCSS

$custom: #28459a;
$custom-light: #7278b8;
$custom-dark: #000000;

JSON

{
  "hex": "#28459a",
  "rgb": {
    "r": 40,
    "g": 69,
    "b": 154
  },
  "hsl": {
    "h": 224.737,
    "s": 58.763,
    "l": 38.039
  },
  "oklch": {
    "l": 0.42021,
    "c": 0.14328,
    "h": 266.1
  },
  "luminance": 0.0704
}

Semantic roles & 50–950 ramp

primary

#28459A

secondary

#BDA661

accent

#BA46E2

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#090811

muted

#7B7B80

Preview Lab

Preview with #28459A

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

Preview Lab → · Contrast checker → · Palette generator →