#2B279A#2B279A

#2B279A is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.7% C 0.178 H 274.6°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#2B279A
RGB	rgb(43, 39, 154)
HSL	hsl(242, 60%, 38%)
HSV	hsv(242, 75%, 60%)
CMYK	cmyk(72.1%, 74.7%, 0%, 39.6%)
CIE-LAB	lab(24.63, 39.83, -61.52)
CIE-LCH	lch(24.63, 73.28, 302.92°)
OKLab	oklab(36.73% 0.0144 -0.1779)
OKLCH	oklch(36.73% 0.178 274.6)
XYZ	xyz(7.5526, 4.2970, 30.9970)
Luminance	0.0430 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B279A #969A27

analogous

#275C9A #2B279A #64279A

triadic

#2B279A #9A2B27 #279A2B

tetradic

#2B279A #9A275C #969A27 #279A64

square

#2B279A #9A275C #969A27 #279A64

split-complementary

#2B279A #9A6427 #5C9A27

monochromatic

#100E38 #1D1B69 #2B279A #3933CB #6864D8

Accessibility & contrast

On white

11.29

#2B279A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B279A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B279A

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B279A	#FFFFFF	#000000	##FFFFFF
##2B279A	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409D

Deuteranopia (green-blind)

#003598

Tritanopia (blue-blind)

#00485E

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #2b279a;
/* rgb */ color: rgb(43, 39, 154);
/* oklch */ color: oklch(36.7% 0.178 274.6);

Tailwind

colors: {
  custom: {
    50: '#7663b9',
    500: '#2b279a',
    950: '#000000',
  },
}

SCSS

$custom: #2b279a;
$custom-light: #7663b9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b279a",
  "rgb": {
    "r": 43,
    "g": 39,
    "b": 154
  },
  "hsl": {
    "h": 242.087,
    "s": 59.585,
    "l": 37.843
  },
  "oklch": {
    "l": 0.36728,
    "c": 0.17847,
    "h": 274.6
  },
  "luminance": 0.04298
}

Semantic roles & 50–950 ramp

primary

#2B279A

secondary

#BABD5F

accent

#E345DD

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B279A

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

Preview Lab → · Contrast checker → · Palette generator →