#2B2DB1#2B2DB1

#2B2DB1 is a dark, highly saturated blue. Relative luminance 0.056; OKLCH L 40.0% C 0.201 H 272.1°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#2B2DB1
RGB	rgb(43, 45, 177)
HSL	hsl(239, 61%, 43%)
HSV	hsv(239, 76%, 69%)
CMYK	cmyk(75.7%, 74.6%, 0%, 30.6%)
CIE-LAB	lab(28.28, 44.12, -69.40)
CIE-LCH	lch(28.28, 82.24, 302.45°)
OKLab	oklab(40.05% 0.0073 -0.2009)
OKLCH	oklch(40.05% 0.201 272.1)
XYZ	xyz(9.8678, 5.5636, 42.1403)
Luminance	0.0556 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B2DB1 #B1AF2B

analogous

#2B70B1 #2B2DB1 #6C2BB1

triadic

#2B2DB1 #B12B2D #2DB12B

tetradic

#2B2DB1 #B12B70 #B1AF2B #2BB16C

square

#2B2DB1 #B12B70 #B1AF2B #2BB16C

split-complementary

#2B2DB1 #B16C2B #70B12B

monochromatic

#13144F #1F2080 #2B2DB1 #4749D2 #787ADE

Accessibility & contrast

On white

9.94

#2B2DB1 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#2B2DB1 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B2DB1

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B2DB1	#FFFFFF	#000000	##FFFFFF
##2B2DB1	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B5

Deuteranopia (green-blind)

#003CAF

Tritanopia (blue-blind)

#00536D

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #2b2db1;
/* rgb */ color: rgb(43, 45, 177);
/* oklch */ color: oklch(40.0% 0.201 272.1);

Tailwind

colors: {
  custom: {
    50: '#7b68ca',
    500: '#2b2db1',
    950: '#000000',
  },
}

SCSS

$custom: #2b2db1;
$custom-light: #7b68ca;
$custom-dark: #000000;

JSON

{
  "hex": "#2b2db1",
  "rgb": {
    "r": 43,
    "g": 45,
    "b": 177
  },
  "hsl": {
    "h": 239.104,
    "s": 60.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.40046,
    "c": 0.20101,
    "h": 272.1
  },
  "luminance": 0.05565
}

Semantic roles & 50–950 ramp

primary

#2B2DB1

secondary

#C6C572

accent

#E244E4

background

#F8F6FC

surface

#EFEBF9

border

#CAC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #2B2DB1

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

Preview Lab → · Contrast checker → · Palette generator →