#2B24A4#2B24A4

#2B24A4 is a dark, vivid blue. Relative luminance 0.045; OKLCH L 37.4% C 0.194 H 274.1°. Best body text is #FFFFFF at 11.10:1 contrast (WCAG AA passes).

Color values

HEX	#2B24A4
RGB	rgb(43, 36, 164)
HSL	hsl(243, 64%, 39%)
HSV	hsv(243, 78%, 64%)
CMYK	cmyk(73.8%, 78%, 0%, 35.7%)
CIE-LAB	lab(25.12, 44.81, -66.80)
CIE-LCH	lch(25.12, 80.44, 303.85°)
OKLab	oklab(37.4% 0.0138 -0.1932)
OKLCH	oklch(37.4% 0.194 274.1)
XYZ	xyz(8.3258, 4.4548, 35.5359)
Luminance	0.0446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B24A4 #9DA424

analogous

#245DA4 #2B24A4 #6B24A4

triadic

#2B24A4 #A42B24 #24A42B

tetradic

#2B24A4 #A4245D #9DA424 #24A46B

square

#2B24A4 #A4245D #9DA424 #24A46B

split-complementary

#2B24A4 #A46B24 #5DA424

monochromatic

#110E40 #1E1972 #2B24A4 #3C33D2 #6C65DD

Accessibility & contrast

On white

11.10

#2B24A4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#2B24A4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B24A4

11.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B24A4	#FFFFFF	#000000	##FFFFFF
##2B24A4	1.00	11.10	1.89	11.10
#FFFFFF	11.10	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041A8

Deuteranopia (green-blind)

#0035A2

Tritanopia (blue-blind)

#004A63

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b24a4;
/* rgb */ color: rgb(43, 36, 164);
/* oklch */ color: oklch(37.4% 0.194 274.1);

Tailwind

colors: {
  custom: {
    50: '#7861c0',
    500: '#2b24a4',
    950: '#000000',
  },
}

SCSS

$custom: #2b24a4;
$custom-light: #7861c0;
$custom-dark: #000000;

JSON

{
  "hex": "#2b24a4",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 164
  },
  "hsl": {
    "h": 243.281,
    "s": 64,
    "l": 39.216
  },
  "oklch": {
    "l": 0.37396,
    "c": 0.19372,
    "h": 274.1
  },
  "luminance": 0.04456
}

Semantic roles & 50–950 ramp

primary

#2B24A4

secondary

#BDC361

accent

#E741DE

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #2B24A4

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

Preview Lab → · Contrast checker → · Palette generator →