#2D28A6#2D28A6

#2D28A6 is a dark, vivid blue. Relative luminance 0.048; OKLCH L 38.3% C 0.192 H 274.2°. Best body text is #FFFFFF at 10.68:1 contrast (WCAG AA passes).

Color values

HEX	#2D28A6
RGB	rgb(45, 40, 166)
HSL	hsl(242, 61%, 40%)
HSV	hsv(242, 76%, 65%)
CMYK	cmyk(72.9%, 75.9%, 0%, 34.9%)
CIE-LAB	lab(26.24, 43.46, -66.16)
CIE-LCH	lch(26.24, 79.16, 303.30°)
OKLab	oklab(38.28% 0.0141 -0.1914)
OKLCH	oklch(38.28% 0.192 274.2)
XYZ	xyz(8.7216, 4.8278, 36.5412)
Luminance	0.0483 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2D28A6 #A1A628

analogous

#2862A6 #2D28A6 #6C28A6

triadic

#2D28A6 #A62D28 #28A62D

tetradic

#2D28A6 #A62862 #A1A628 #28A66C

square

#2D28A6 #A62862 #A1A628 #28A66C

split-complementary

#2D28A6 #A66C28 #62A628

monochromatic

#121043 #201C75 #2D28A6 #413BD0 #716DDC

Accessibility & contrast

On white

10.68

#2D28A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.97

#2D28A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2D28A6

10.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2D28A6	#FFFFFF	#000000	##FFFFFF
##2D28A6	1.00	10.68	1.97	10.68
#FFFFFF	10.68	1.00	21.00	1.00
#000000	1.97	21.00	1.00	21.00
##FFFFFF	10.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0044AA

Deuteranopia (green-blind)

#0038A4

Tritanopia (blue-blind)

#004D65

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #2d28a6;
/* rgb */ color: rgb(45, 40, 166);
/* oklch */ color: oklch(38.3% 0.192 274.2);

Tailwind

colors: {
  custom: {
    50: '#7964c2',
    500: '#2d28a6',
    950: '#000000',
  },
}

SCSS

$custom: #2d28a6;
$custom-light: #7964c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2d28a6",
  "rgb": {
    "r": 45,
    "g": 40,
    "b": 166
  },
  "hsl": {
    "h": 242.381,
    "s": 61.165,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38282,
    "c": 0.19189,
    "h": 274.2
  },
  "luminance": 0.04829
}

Semantic roles & 50–950 ramp

primary

#2D28A6

secondary

#BFC267

accent

#E444DE

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0513

muted

#7C7A82

Preview Lab

Preview with #2D28A6

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

Preview Lab → · Contrast checker → · Palette generator →