#2A279B#2A279B

#2A279B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.8% C 0.180 H 274.1°. Best body text is #FFFFFF at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#2A279B
RGB	rgb(42, 39, 155)
HSL	hsl(242, 60%, 38%)
HSV	hsv(242, 75%, 61%)
CMYK	cmyk(72.9%, 74.8%, 0%, 39.2%)
CIE-LAB	lab(24.67, 40.07, -62.07)
CIE-LCH	lch(24.67, 73.88, 302.84°)
OKLab	oklab(36.77% 0.013 -0.1795)
OKLCH	oklch(36.77% 0.18 274.1)
XYZ	xyz(7.5948, 4.3091, 31.4355)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A279B #989B27

analogous

#275E9B #2A279B #64279B

triadic

#2A279B #9B2A27 #279B2A

tetradic

#2A279B #9B275E #989B27 #279B64

square

#2A279B #9B275E #989B27 #279B64

split-complementary

#2A279B #9B6427 #5E9B27

monochromatic

#100E39 #1D1B6A #2A279B #3733CC #6764D8

Accessibility & contrast

On white

11.28

#2A279B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2A279B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A279B

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A279B	#FFFFFF	#000000	##FFFFFF
##2A279B	1.00	11.28	1.86	11.28
#FFFFFF	11.28	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00409E

Deuteranopia (green-blind)

#003599

Tritanopia (blue-blind)

#00485F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2a279b;
/* rgb */ color: rgb(42, 39, 155);
/* oklch */ color: oklch(36.8% 0.180 274.1);

Tailwind

colors: {
  custom: {
    50: '#7663ba',
    500: '#2a279b',
    950: '#000000',
  },
}

SCSS

$custom: #2a279b;
$custom-light: #7663ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2a279b",
  "rgb": {
    "r": 42,
    "g": 39,
    "b": 155
  },
  "hsl": {
    "h": 241.552,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.36769,
    "c": 0.17999,
    "h": 274.1
  },
  "luminance": 0.0431
}

Semantic roles & 50–950 ramp

primary

#2A279B

secondary

#BBBE60

accent

#E345DF

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2A279B

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

Preview Lab → · Contrast checker → · Palette generator →