#1D1479#1D1479

#1D1479 is a dark, vivid blue. Relative luminance 0.021; OKLCH L 29.4% C 0.159 H 274.5°. Best body text is #FFFFFF at 14.70:1 contrast (WCAG AA passes).

Color values

HEX	#1D1479
RGB	rgb(29, 20, 121)
HSL	hsl(245, 72%, 28%)
HSV	hsv(245, 83%, 47%)
CMYK	cmyk(76%, 83.5%, 0%, 52.5%)
CIE-LAB	lab(16.21, 38.02, -54.79)
CIE-LCH	lch(16.21, 66.68, 304.76°)
OKLab	oklab(29.45% 0.0124 -0.1584)
OKLCH	oklch(29.45% 0.159 274.5)
XYZ	xyz(4.2069, 2.1416, 18.2771)
Luminance	0.0214 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1479 #707914

analogous

#143D79 #1D1479 #501479

triadic

#1D1479 #791D14 #14791D

tetradic

#1D1479 #79143D #707914 #147950

square

#1D1479 #79143D #707914 #147950

split-complementary

#1D1479 #795014 #3D7914

monochromatic

#06041A #100B44 #1D1479 #2A1DAE #3B2BDC

Accessibility & contrast

On white

14.70

#1D1479 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1D1479 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1479

14.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1479	#FFFFFF	#000000	##FFFFFF
##1D1479	1.00	14.70	1.43	14.70
#FFFFFF	14.70	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7C

Deuteranopia (green-blind)

#002377

Tritanopia (blue-blind)

#003447

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d1479;
/* rgb */ color: rgb(29, 20, 121);
/* oklch */ color: oklch(29.4% 0.159 274.5);

Tailwind

colors: {
  custom: {
    50: '#6a55a1',
    500: '#1d1479',
    950: '#000000',
  },
}

SCSS

$custom: #1d1479;
$custom-light: #6a55a1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1479",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 121
  },
  "hsl": {
    "h": 245.347,
    "s": 71.631,
    "l": 27.647
  },
  "oklch": {
    "l": 0.29449,
    "c": 0.15892,
    "h": 274.5
  },
  "luminance": 0.02142
}

Semantic roles & 50–950 ramp

primary

#1D1479

secondary

#A4AF3A

accent

#EE39DE

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1D1479

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

Preview Lab → · Contrast checker → · Palette generator →