#2B279B#2B279B

#2B279B is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.8% C 0.180 H 274.5°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#2B279B
RGB	rgb(43, 39, 155)
HSL	hsl(242, 60%, 38%)
HSV	hsv(242, 75%, 61%)
CMYK	cmyk(72.3%, 74.8%, 0%, 39.2%)
CIE-LAB	lab(24.73, 40.17, -61.96)
CIE-LCH	lch(24.73, 73.84, 302.96°)
OKLab	oklab(36.83% 0.0142 -0.1792)
OKLCH	oklch(36.83% 0.18 274.5)
XYZ	xyz(7.6362, 4.3304, 31.4374)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B279B #979B27

analogous

#275D9B #2B279B #65279B

triadic

#2B279B #9B2B27 #279B2B

tetradic

#2B279B #9B275D #979B27 #279B65

square

#2B279B #9B275D #979B27 #279B65

split-complementary

#2B279B #9B6527 #5D9B27

monochromatic

#100E39 #1D1B6A #2B279B #3933CC #6864D8

Accessibility & contrast

On white

11.25

#2B279B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#2B279B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B279B

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B279B	#FFFFFF	#000000	##FFFFFF
##2B279B	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	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: #2b279b;
/* rgb */ color: rgb(43, 39, 155);
/* oklch */ color: oklch(36.8% 0.180 274.5);

Tailwind

colors: {
  custom: {
    50: '#7663ba',
    500: '#2b279b',
    950: '#000000',
  },
}

SCSS

$custom: #2b279b;
$custom-light: #7663ba;
$custom-dark: #000000;

JSON

{
  "hex": "#2b279b",
  "rgb": {
    "r": 43,
    "g": 39,
    "b": 155
  },
  "hsl": {
    "h": 242.069,
    "s": 59.794,
    "l": 38.039
  },
  "oklch": {
    "l": 0.36834,
    "c": 0.17972,
    "h": 274.5
  },
  "luminance": 0.04331
}

Semantic roles & 50–950 ramp

primary

#2B279B

secondary

#BBBE60

accent

#E345DE

background

#F7F5FB

surface

#EEEAF6

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B279B

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

Preview Lab → · Contrast checker → · Palette generator →