#2B2BBB#2B2BBB

#2B2BBB is a dark, highly saturated blue. Relative luminance 0.058; OKLCH L 40.9% C 0.215 H 271.7°. Best body text is #FFFFFF at 9.70:1 contrast (WCAG AA passes).

Color values

HEX	#2B2BBB
RGB	rgb(43, 43, 187)
HSL	hsl(240, 63%, 45%)
HSV	hsv(240, 77%, 73%)
CMYK	cmyk(77%, 77%, 0%, 26.7%)
CIE-LAB	lab(28.97, 48.52, -74.20)
CIE-LCH	lch(28.97, 88.66, 303.18°)
OKLab	oklab(40.85% 0.0062 -0.2148)
OKLCH	oklch(40.85% 0.215 271.7)
XYZ	xyz(10.8268, 5.8280, 47.5584)
Luminance	0.0583 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2BBB #BBBB2B

analogous

#2B73BB #2B2BBB #732BBB

triadic

#2B2BBB #BB2B2B #2BBB2B

tetradic

#2B2BBB #BB2B73 #BBBB2B #2BBB73

square

#2B2BBB #BB2B73 #BBBB2B #2BBB73

split-complementary

#2B2BBB #BB732B #73BB2B

monochromatic

#141457 #202089 #2B2BBB #4D4DD6 #7F7FE2

Accessibility & contrast

On white

9.70

#2B2BBB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.17

#2B2BBB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2BBB

9.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2BBB	#FFFFFF	#000000	##FFFFFF
##2B2BBB	1.00	9.70	2.17	9.70
#FFFFFF	9.70	1.00	21.00	1.00
#000000	2.17	21.00	1.00	21.00
##FFFFFF	9.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBF

Deuteranopia (green-blind)

#003DB8

Tritanopia (blue-blind)

#005672

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #2b2bbb;
/* rgb */ color: rgb(43, 43, 187);
/* oklch */ color: oklch(40.9% 0.215 271.7);

Tailwind

colors: {
  custom: {
    50: '#7d67d1',
    500: '#2b2bbb',
    950: '#000000',
  },
}

SCSS

$custom: #2b2bbb;
$custom-light: #7d67d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2bbb",
  "rgb": {
    "r": 43,
    "g": 43,
    "b": 187
  },
  "hsl": {
    "h": 240,
    "s": 62.609,
    "l": 45.098
  },
  "oklch": {
    "l": 0.40853,
    "c": 0.21491,
    "h": 271.7
  },
  "luminance": 0.05829
}

Semantic roles & 50–950 ramp

primary

#2B2BBB

secondary

#CACA78

accent

#E642E6

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2B2BBB

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

Preview Lab → · Contrast checker → · Palette generator →