#241DB3#241DB3

#241DB3 is a dark, highly saturated blue. Relative luminance 0.045; OKLCH L 37.9% C 0.219 H 271.0°. Best body text is #FFFFFF at 11.04:1 contrast (WCAG AA passes).

Color values

HEX	#241DB3
RGB	rgb(36, 29, 179)
HSL	hsl(243, 72%, 41%)
HSV	hsv(243, 84%, 70%)
CMYK	cmyk(79.9%, 83.8%, 0%, 29.8%)
CIE-LAB	lab(25.28, 52.47, -75.58)
CIE-LCH	lch(25.28, 92.01, 304.77°)
OKLab	oklab(37.91% 0.0039 -0.2187)
OKLCH	oklch(37.91% 0.219 271)
XYZ	xyz(9.3009, 4.5074, 43.0189)
Luminance	0.0451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#241DB3 #ACB31D

analogous

#1D61B3 #241DB3 #6F1DB3

triadic

#241DB3 #B3241D #1DB324

tetradic

#241DB3 #B31D61 #ACB31D #1DB36F

square

#241DB3 #B31D61 #ACB31D #1DB36F

split-complementary

#241DB3 #B36F1D #61B31D

monochromatic

#0F0C4A #19147E #241DB3 #3830DD #6A64E6

Accessibility & contrast

On white

11.04

#241DB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#241DB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #241DB3

11.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##241DB3	#FFFFFF	#000000	##FFFFFF
##241DB3	1.00	11.04	1.90	11.04
#FFFFFF	11.04	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B7

Deuteranopia (green-blind)

#0034B1

Tritanopia (blue-blind)

#004E6A

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #241db3;
/* rgb */ color: rgb(36, 29, 179);
/* oklch */ color: oklch(37.9% 0.219 271.0);

Tailwind

colors: {
  custom: {
    50: '#7a5ecb',
    500: '#241db3',
    950: '#000000',
  },
}

SCSS

$custom: #241db3;
$custom-light: #7a5ecb;
$custom-dark: #000000;

JSON

{
  "hex": "#241db3",
  "rgb": {
    "r": 36,
    "g": 29,
    "b": 179
  },
  "hsl": {
    "h": 242.8,
    "s": 72.115,
    "l": 40.784
  },
  "oklch": {
    "l": 0.37905,
    "c": 0.21873,
    "h": 271
  },
  "luminance": 0.04508
}

Semantic roles & 50–950 ramp

primary

#241DB3

secondary

#C6CB61

accent

#EF39E6

background

#F8F5FC

surface

#EFE9F9

border

#CAC5D2

text

#0B0514

muted

#7C7982

Preview Lab

Preview with #241DB3

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

Preview Lab → · Contrast checker → · Palette generator →