#2B24BB#2B24BB

#2B24BB is a dark, highly saturated blue. Relative luminance 0.054; OKLCH L 40.0% C 0.221 H 272.2°. Best body text is #FFFFFF at 10.13:1 contrast (WCAG AA passes).

Color values

HEX	#2B24BB
RGB	rgb(43, 36, 187)
HSL	hsl(243, 68%, 44%)
HSV	hsv(243, 81%, 73%)
CMYK	cmyk(77%, 80.7%, 0%, 26.7%)
CIE-LAB	lab(27.74, 52.08, -76.25)
CIE-LCH	lch(27.74, 92.34, 304.34°)
OKLab	oklab(39.99% 0.0085 -0.2206)
OKLCH	oklch(39.99% 0.221 272.2)
XYZ	xyz(10.5938, 5.3620, 47.4807)
Luminance	0.0536 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B24BB #B4BB24

analogous

#2468BB #2B24BB #7624BB

triadic

#2B24BB #BB2B24 #24BB2B

tetradic

#2B24BB #BB2468 #B4BB24 #24BB76

square

#2B24BB #BB2468 #B4BB24 #24BB76

split-complementary

#2B24BB #BB7624 #68BB24

monochromatic

#131054 #1F1A88 #2B24BB #4942DB #7A75E4

Accessibility & contrast

On white

10.13

#2B24BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#2B24BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B24BB

10.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B24BB	#FFFFFF	#000000	##FFFFFF
##2B24BB	1.00	10.13	2.07	10.13
#FFFFFF	10.13	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049BF

Deuteranopia (green-blind)

#003AB8

Tritanopia (blue-blind)

#005470

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #2b24bb;
/* rgb */ color: rgb(43, 36, 187);
/* oklch */ color: oklch(40.0% 0.221 272.2);

Tailwind

colors: {
  custom: {
    50: '#7e63d1',
    500: '#2b24bb',
    950: '#000000',
  },
}

SCSS

$custom: #2b24bb;
$custom-light: #7e63d1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b24bb",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 187
  },
  "hsl": {
    "h": 242.781,
    "s": 67.713,
    "l": 43.725
  },
  "oklch": {
    "l": 0.39991,
    "c": 0.2208,
    "h": 272.2
  },
  "luminance": 0.05363
}

Semantic roles & 50–950 ramp

primary

#2B24BB

secondary

#C7CC6F

accent

#EB3DE3

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0514

muted

#7D7A83

Preview Lab

Preview with #2B24BB

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

Preview Lab → · Contrast checker → · Palette generator →