#1D1478#1D1478

#1D1478 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.3% C 0.158 H 274.6°. Best body text is #FFFFFF at 14.75:1 contrast (WCAG AA passes).

Color values

HEX	#1D1478
RGB	rgb(29, 20, 120)
HSL	hsl(245, 71%, 27%)
HSV	hsv(245, 83%, 47%)
CMYK	cmyk(75.8%, 83.3%, 0%, 52.9%)
CIE-LAB	lab(16.09, 37.69, -54.35)
CIE-LCH	lch(16.09, 66.13, 304.74°)
OKLab	oklab(29.33% 0.0127 -0.1572)
OKLCH	oklch(29.33% 0.158 274.6)
XYZ	xyz(4.1459, 2.1172, 17.9558)
Luminance	0.0212 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1478 #6F7814

analogous

#143D78 #1D1478 #4F1478

triadic

#1D1478 #781D14 #14781D

tetradic

#1D1478 #78143D #6F7814 #14784F

square

#1D1478 #78143D #6F7814 #14784F

split-complementary

#1D1478 #784F14 #3D7814

monochromatic

#06041A #100B44 #1D1478 #2A1DAC #3B2BDC

Accessibility & contrast

On white

14.75

#1D1478 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.42

#1D1478 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1478

14.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1478	#FFFFFF	#000000	##FFFFFF
##1D1478	1.00	14.75	1.42	14.75
#FFFFFF	14.75	1.00	21.00	1.00
#000000	1.42	21.00	1.00	21.00
##FFFFFF	14.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C7B

Deuteranopia (green-blind)

#002376

Tritanopia (blue-blind)

#003346

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d1478;
/* rgb */ color: rgb(29, 20, 120);
/* oklch */ color: oklch(29.3% 0.158 274.6);

Tailwind

colors: {
  custom: {
    50: '#6a55a0',
    500: '#1d1478',
    950: '#000000',
  },
}

SCSS

$custom: #1d1478;
$custom-light: #6a55a0;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1478",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 120
  },
  "hsl": {
    "h": 245.4,
    "s": 71.429,
    "l": 27.451
  },
  "oklch": {
    "l": 0.29328,
    "c": 0.15768,
    "h": 274.6
  },
  "luminance": 0.02118
}

Semantic roles & 50–950 ramp

primary

#1D1478

secondary

#A3AE3A

accent

#EE3ADE

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1D1478

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

Preview Lab → · Contrast checker → · Palette generator →