#2B24A5#2B24A5

#2B24A5 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.5% C 0.195 H 274.0°. Best body text is #FFFFFF at 11.06:1 contrast (WCAG AA passes).

Color values

HEX	#2B24A5
RGB	rgb(43, 36, 165)
HSL	hsl(243, 64%, 39%)
HSV	hsv(243, 78%, 65%)
CMYK	cmyk(73.9%, 78.2%, 0%, 35.3%)
CIE-LAB	lab(25.23, 45.13, -67.22)
CIE-LCH	lch(25.23, 80.97, 303.88°)
OKLab	oklab(37.51% 0.0136 -0.1945)
OKLCH	oklch(37.51% 0.195 274)
XYZ	xyz(8.4164, 4.4911, 36.0133)
Luminance	0.0449 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B24A5 #9EA524

analogous

#245EA5 #2B24A5 #6C24A5

triadic

#2B24A5 #A52B24 #24A52B

tetradic

#2B24A5 #A5245E #9EA524 #24A56C

square

#2B24A5 #A5245E #9EA524 #24A56C

split-complementary

#2B24A5 #A56C24 #5EA524

monochromatic

#110E41 #1E1973 #2B24A5 #3C34D3 #6C66DE

Accessibility & contrast

On white

11.06

#2B24A5 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#2B24A5 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B24A5

11.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B24A5	#FFFFFF	#000000	##FFFFFF
##2B24A5	1.00	11.06	1.90	11.06
#FFFFFF	11.06	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042A9

Deuteranopia (green-blind)

#0036A3

Tritanopia (blue-blind)

#004B64

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b24a5;
/* rgb */ color: rgb(43, 36, 165);
/* oklch */ color: oklch(37.5% 0.195 274.0);

Tailwind

colors: {
  custom: {
    50: '#7961c1',
    500: '#2b24a5',
    950: '#000000',
  },
}

SCSS

$custom: #2b24a5;
$custom-light: #7961c1;
$custom-dark: #000000;

JSON

{
  "hex": "#2b24a5",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 165
  },
  "hsl": {
    "h": 243.256,
    "s": 64.179,
    "l": 39.412
  },
  "oklch": {
    "l": 0.37507,
    "c": 0.19493,
    "h": 274
  },
  "luminance": 0.04492
}

Semantic roles & 50–950 ramp

primary

#2B24A5

secondary

#BEC362

accent

#E741DE

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2B24A5

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

Preview Lab → · Contrast checker → · Palette generator →