#2B24A7#2B24A7

#2B24A7 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.7% C 0.197 H 273.8°. Best body text is #FFFFFF at 10.98:1 contrast (WCAG AA passes).

Color values

HEX	#2B24A7
RGB	rgb(43, 36, 167)
HSL	hsl(243, 65%, 40%)
HSV	hsv(243, 78%, 65%)
CMYK	cmyk(74.3%, 78.4%, 0%, 34.5%)
CIE-LAB	lab(25.46, 45.78, -68.06)
CIE-LCH	lch(25.46, 82.03, 303.92°)
OKLab	oklab(37.73% 0.0131 -0.1969)
OKLCH	oklch(37.73% 0.197 273.8)
XYZ	xyz(8.5999, 4.5645, 36.9795)
Luminance	0.0457 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2B24A7 #A0A724

analogous

#245FA7 #2B24A7 #6C24A7

triadic

#2B24A7 #A72B24 #24A72B

tetradic

#2B24A7 #A7245F #A0A724 #24A76C

square

#2B24A7 #A7245F #A0A724 #24A76C

split-complementary

#2B24A7 #A76C24 #5FA724

monochromatic

#110E42 #1E1975 #2B24A7 #3D35D3 #6E67DE

Accessibility & contrast

On white

10.98

#2B24A7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.91

#2B24A7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2B24A7

10.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2B24A7	#FFFFFF	#000000	##FFFFFF
##2B24A7	1.00	10.98	1.91	10.98
#FFFFFF	10.98	1.00	21.00	1.00
#000000	1.91	21.00	1.00	21.00
##FFFFFF	10.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AB

Deuteranopia (green-blind)

#0036A5

Tritanopia (blue-blind)

#004C65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2b24a7;
/* rgb */ color: rgb(43, 36, 167);
/* oklch */ color: oklch(37.7% 0.197 273.8);

Tailwind

colors: {
  custom: {
    50: '#7962c2',
    500: '#2b24a7',
    950: '#000000',
  },
}

SCSS

$custom: #2b24a7;
$custom-light: #7962c2;
$custom-dark: #000000;

JSON

{
  "hex": "#2b24a7",
  "rgb": {
    "r": 43,
    "g": 36,
    "b": 167
  },
  "hsl": {
    "h": 243.206,
    "s": 64.532,
    "l": 39.804
  },
  "oklch": {
    "l": 0.37729,
    "c": 0.19734,
    "h": 273.8
  },
  "luminance": 0.04565
}

Semantic roles & 50–950 ramp

primary

#2B24A7

secondary

#BFC463

accent

#E840DF

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2B24A7

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

Preview Lab → · Contrast checker → · Palette generator →