#2B219A#2B219A

#2B219A is a dark, vivid blue. Relative luminance 0.039; OKLCH L 35.9% C 0.184 H 275.4°. Best body text is #FFFFFF at 11.75:1 contrast (WCAG AA passes).

Color values

HEX	#2B219A
RGB	rgb(43, 33, 154)
HSL	hsl(245, 65%, 37%)
HSV	hsv(245, 79%, 60%)
CMYK	cmyk(72.1%, 78.6%, 0%, 39.6%)
CIE-LAB	lab(23.45, 43.17, -63.46)
CIE-LCH	lch(23.45, 76.76, 304.23°)
OKLab	oklab(35.9% 0.0175 -0.1835)
OKLCH	oklch(35.9% 0.184 275.4)
XYZ	xyz(7.3709, 3.9337, 30.9364)
Luminance	0.0393 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B219A #909A21

analogous

#21549A #2B219A #68219A

triadic

#2B219A #9A2B21 #219A2B

tetradic

#2B219A #9A2154 #909A21 #219A68

square

#2B219A #9A2154 #909A21 #219A68

split-complementary

#2B219A #9A6821 #549A21

monochromatic

#0F0B35 #1D1668 #2B219A #392CCC #655ADC

Accessibility & contrast

On white

11.75

#2B219A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#2B219A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B219A

11.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B219A	#FFFFFF	#000000	##FFFFFF
##2B219A	1.00	11.75	1.79	11.75
#FFFFFF	11.75	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9D

Deuteranopia (green-blind)

#003298

Tritanopia (blue-blind)

#00455D

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #2b219a;
/* rgb */ color: rgb(43, 33, 154);
/* oklch */ color: oklch(35.9% 0.184 275.4);

Tailwind

colors: {
  custom: {
    50: '#765fb9',
    500: '#2b219a',
    950: '#000000',
  },
}

SCSS

$custom: #2b219a;
$custom-light: #765fb9;
$custom-dark: #000000;

JSON

{
  "hex": "#2b219a",
  "rgb": {
    "r": 43,
    "g": 33,
    "b": 154
  },
  "hsl": {
    "h": 244.959,
    "s": 64.706,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35896,
    "c": 0.18433,
    "h": 275.4
  },
  "luminance": 0.03934
}

Semantic roles & 50–950 ramp

primary

#2B219A

secondary

#B7C057

accent

#E840DA

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B219A

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

Preview Lab → · Contrast checker → · Palette generator →