#2B24A0#2B24A0

#2B24A0 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 37.0% C 0.189 H 274.5°. Best body text is #FFFFFF at 11.27:1 contrast (WCAG AA passes).

Color values

HEX	#2B24A0
RGB	rgb(43, 36, 160)
HSL	hsl(243, 63%, 38%)
HSV	hsv(243, 78%, 63%)
CMYK	cmyk(73.1%, 77.5%, 0%, 37.3%)
CIE-LAB	lab(24.68, 43.51, -65.10)
CIE-LCH	lch(24.68, 78.30, 303.76°)
OKLab	oklab(36.96% 0.0147 -0.1883)
OKLCH	oklch(36.96% 0.189 274.5)
XYZ	xyz(7.9702, 4.3126, 33.6633)
Luminance	0.0431 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B24A0 #99A024

analogous

#245BA0 #2B24A0 #6924A0

triadic

#2B24A0 #A02B24 #24A02B

tetradic

#2B24A0 #A0245B #99A024 #24A069

square

#2B24A0 #A0245B #99A024 #24A069

split-complementary

#2B24A0 #A06924 #5BA024

monochromatic

#100E3C #1E196E #2B24A0 #3A31D1 #6963DC

Accessibility & contrast

On white

11.27

#2B24A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#2B24A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B24A0

11.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B24A0	#FFFFFF	#000000	##FFFFFF
##2B24A0	1.00	11.27	1.86	11.27
#FFFFFF	11.27	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0040A4

Deuteranopia (green-blind)

#00359E

Tritanopia (blue-blind)

#004961

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #2b24a0;
/* rgb */ color: rgb(43, 36, 160);
/* oklch */ color: oklch(37.0% 0.189 274.5);

Tailwind

colors: {
  custom: {
    50: '#7861bd',
    500: '#2b24a0',
    950: '#000000',
  },
}

SCSS

$custom: #2b24a0;
$custom-light: #7861bd;
$custom-dark: #000000;

JSON

{
  "hex": "#2b24a0",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 160
  },
  "hsl": {
    "h": 243.387,
    "s": 63.265,
    "l": 38.431
  },
  "oklch": {
    "l": 0.36955,
    "c": 0.18886,
    "h": 274.5
  },
  "luminance": 0.04313
}

Semantic roles & 50–950 ramp

primary

#2B24A0

secondary

#BCC15F

accent

#E641DD

background

#F7F5FB

surface

#EEEAF7

border

#C9C6D0

text

#0A0512

muted

#7C7981

Preview Lab

Preview with #2B24A0

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

Preview Lab → · Contrast checker → · Palette generator →