#2A24A8#2A24A8

#2A24A8 is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.8% C 0.199 H 273.3°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#2A24A8
RGB	rgb(42, 36, 168)
HSL	hsl(243, 65%, 40%)
HSV	hsv(243, 79%, 66%)
CMYK	cmyk(75%, 78.6%, 0%, 34.1%)
CIE-LAB	lab(25.50, 46.02, -68.59)
CIE-LCH	lch(25.50, 82.60, 303.86°)
OKLab	oklab(37.78% 0.0116 -0.1985)
OKLCH	oklch(37.78% 0.199 273.3)
XYZ	xyz(8.6512, 4.5803, 37.4663)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#2A24A8 #A2A824

analogous

#2460A8 #2A24A8 #6C24A8

triadic

#2A24A8 #A82A24 #24A82A

tetradic

#2A24A8 #A82460 #A2A824 #24A86C

square

#2A24A8 #A82460 #A2A824 #24A86C

split-complementary

#2A24A8 #A86C24 #60A824

monochromatic

#110E43 #1D1976 #2A24A8 #3D35D4 #6D68DF

Accessibility & contrast

On white

10.96

#2A24A8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#2A24A8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #2A24A8

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##2A24A8	#FFFFFF	#000000	##FFFFFF
##2A24A8	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043AC

Deuteranopia (green-blind)

#0036A6

Tritanopia (blue-blind)

#004C65

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #2a24a8;
/* rgb */ color: rgb(42, 36, 168);
/* oklch */ color: oklch(37.8% 0.199 273.3);

Tailwind

colors: {
  custom: {
    50: '#7962c3',
    500: '#2a24a8',
    950: '#000000',
  },
}

SCSS

$custom: #2a24a8;
$custom-light: #7962c3;
$custom-dark: #000000;

JSON

{
  "hex": "#2a24a8",
  "rgb": {
    "r": 42,
    "g": 36,
    "b": 168
  },
  "hsl": {
    "h": 242.727,
    "s": 64.706,
    "l": 40
  },
  "oklch": {
    "l": 0.37778,
    "c": 0.1988,
    "h": 273.3
  },
  "luminance": 0.04581
}

Semantic roles & 50–950 ramp

primary

#2A24A8

secondary

#C0C463

accent

#E840E0

background

#F8F5FC

surface

#EFEAF8

border

#CAC6D1

text

#0B0513

muted

#7C7982

Preview Lab

Preview with #2A24A8

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

Preview Lab → · Contrast checker → · Palette generator →