#2B29BB#2B29BB

#2B29BB is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.6% C 0.217 H 271.8°. Best body text is #FFFFFF at 9.83:1 contrast (WCAG AA passes).

Color values

HEX	#2B29BB
RGB	rgb(43, 41, 187)
HSL	hsl(241, 64%, 45%)
HSV	hsv(241, 78%, 73%)
CMYK	cmyk(77%, 78.1%, 0%, 26.7%)
CIE-LAB	lab(28.61, 49.58, -74.81)
CIE-LCH	lch(28.61, 89.75, 303.53°)
OKLab	oklab(40.59% 0.0069 -0.2166)
OKLCH	oklch(40.59% 0.217 271.8)
XYZ	xyz(10.7558, 5.6862, 47.5347)
Luminance	0.0569 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B29BB #B9BB29

analogous

#2970BB #2B29BB #7429BB

triadic

#2B29BB #BB2B29 #29BB2B

tetradic

#2B29BB #BB2970 #B9BB29 #29BB74

square

#2B29BB #BB2970 #B9BB29 #29BB74

split-complementary

#2B29BB #BB7429 #70BB29

monochromatic

#141357 #1F1E89 #2B29BB #4C4AD7 #7E7CE2

Accessibility & contrast

On white

9.83

#2B29BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#2B29BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B29BB

9.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B29BB	#FFFFFF	#000000	##FFFFFF
##2B29BB	1.00	9.83	2.14	9.83
#FFFFFF	9.83	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BBF

Deuteranopia (green-blind)

#003CB8

Tritanopia (blue-blind)

#005671

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b29bb;
/* rgb */ color: rgb(43, 41, 187);
/* oklch */ color: oklch(40.6% 0.217 271.8);

Tailwind

colors: {
  custom: {
    50: '#7e66d1',
    500: '#2b29bb',
    950: '#000000',
  },
}

SCSS

$custom: #2b29bb;
$custom-light: #7e66d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b29bb",
  "rgb": {
    "r": 43,
    "g": 41,
    "b": 187
  },
  "hsl": {
    "h": 240.822,
    "s": 64.035,
    "l": 44.706
  },
  "oklch": {
    "l": 0.40594,
    "c": 0.21667,
    "h": 271.8
  },
  "luminance": 0.05687
}

Semantic roles & 50–950 ramp

primary

#2B29BB

secondary

#C9CB75

accent

#E741E5

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0614

muted

#7D7A83

Preview Lab

Preview with #2B29BB

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

Preview Lab → · Contrast checker → · Palette generator →