#2B2BAB#2B2BAB

#2B2BAB is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.1% C 0.196 H 272.7°. Best body text is #FFFFFF at 10.31:1 contrast (WCAG AA passes).

Color values

HEX	#2B2BAB
RGB	rgb(43, 43, 171)
HSL	hsl(240, 60%, 42%)
HSV	hsv(240, 75%, 67%)
CMYK	cmyk(74.9%, 74.9%, 0%, 32.9%)
CIE-LAB	lab(27.24, 43.25, -67.52)
CIE-LCH	lch(27.24, 80.18, 302.64°)
OKLab	oklab(39.12% 0.0092 -0.1954)
OKLCH	oklch(39.12% 0.196 272.7)
XYZ	xyz(9.2084, 5.1807, 39.0349)
Luminance	0.0518 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2BAB #ABAB2B

analogous

#2B6BAB #2B2BAB #6B2BAB

triadic

#2B2BAB #AB2B2B #2BAB2B

tetradic

#2B2BAB #AB2B6B #ABAB2B #2BAB6B

square

#2B2BAB #AB2B6B #ABAB2B #2BAB6B

split-complementary

#2B2BAB #AB6B2B #6BAB2B

monochromatic

#121249 #1F1F7A #2B2BAB #4343D0 #7474DC

Accessibility & contrast

On white

10.31

#2B2BAB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#2B2BAB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2BAB

10.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2BAB	#FFFFFF	#000000	##FFFFFF
##2B2BAB	1.00	10.31	2.04	10.31
#FFFFFF	10.31	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0047AF

Deuteranopia (green-blind)

#003AA9

Tritanopia (blue-blind)

#005069

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #2b2bab;
/* rgb */ color: rgb(43, 43, 171);
/* oklch */ color: oklch(39.1% 0.196 272.7);

Tailwind

colors: {
  custom: {
    50: '#7a66c5',
    500: '#2b2bab',
    950: '#000000',
  },
}

SCSS

$custom: #2b2bab;
$custom-light: #7a66c5;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2bab",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 171
  },
  "hsl": {
    "h": 240,
    "s": 59.813,
    "l": 41.961
  },
  "oklch": {
    "l": 0.39119,
    "c": 0.19562,
    "h": 272.7
  },
  "luminance": 0.05182
}

Semantic roles & 50–950 ramp

primary

#2B2BAB

secondary

#C4C46E

accent

#E345E3

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2B2BAB

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

Preview Lab → · Contrast checker → · Palette generator →