#1D24A6#1D24A6

#1D24A6 is a dark, vivid blue. Relative luminance 0.043; OKLCH L 36.9% C 0.200 H 269.3°. Best body text is #FFFFFF at 11.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D24A6
RGB	rgb(29, 36, 166)
HSL	hsl(237, 70%, 38%)
HSV	hsv(237, 83%, 65%)
CMYK	cmyk(82.5%, 78.3%, 0%, 34.9%)
CIE-LAB	lab(24.56, 44.46, -68.96)
CIE-LCH	lch(24.56, 82.05, 302.81°)
OKLab	oklab(36.86% -0.0026 -0.1998)
OKLCH	oklch(36.86% 0.2 269.3)
XYZ	xyz(8.0181, 4.2752, 36.4716)
Luminance	0.0428 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D24A6 #A69F1D

analogous

#1D68A6 #1D24A6 #5A1DA6

triadic

#1D24A6 #A61D24 #24A61D

tetradic

#1D24A6 #A61D68 #A69F1D #1DA65A

square

#1D24A6 #A61D68 #A69F1D #1DA65A

split-complementary

#1D24A6 #A65A1D #68A61D

monochromatic

#0B0D3E #141972 #1D24A6 #2730D9 #5B62E2

Accessibility & contrast

On white

11.32

#1D24A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#1D24A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D24A6

11.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D24A6	#FFFFFF	#000000	##FFFFFF
##1D24A6	1.00	11.32	1.86	11.32
#FFFFFF	11.32	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AA

Deuteranopia (green-blind)

#0033A4

Tritanopia (blue-blind)

#004C64

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #1d24a6;
/* rgb */ color: rgb(29, 36, 166);
/* oklch */ color: oklch(36.9% 0.200 269.3);

Tailwind

colors: {
  custom: {
    50: '#7561c2',
    500: '#1d24a6',
    950: '#000000',
  },
}

SCSS

$custom: #1d24a6;
$custom-light: #7561c2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d24a6",
  "rgb": {
    "r": 29,
    "g": 36,
    "b": 166
  },
  "hsl": {
    "h": 236.934,
    "s": 70.256,
    "l": 38.235
  },
  "oklch": {
    "l": 0.36856,
    "c": 0.19981,
    "h": 269.3
  },
  "luminance": 0.04276
}

Semantic roles & 50–950 ramp

primary

#1D24A6

secondary

#C6C159

accent

#E43BED

background

#F7F5FC

surface

#EEEAF8

border

#C9C6D1

text

#0A0513

muted

#7C7982

Preview Lab

Preview with #1D24A6

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

Preview Lab → · Contrast checker → · Palette generator →