#1D1471#1D1471

#1D1471 is a dark, vivid blue. Relative luminance 0.020; OKLCH L 28.5% C 0.149 H 275.6°. Best body text is #FFFFFF at 15.10:1 contrast (WCAG AA passes).

Color values

HEX	#1D1471
RGB	rgb(29, 20, 113)
HSL	hsl(246, 70%, 26%)
HSV	hsv(246, 82%, 44%)
CMYK	cmyk(74.3%, 82.3%, 0%, 55.7%)
CIE-LAB	lab(15.24, 35.35, -51.23)
CIE-LCH	lch(15.24, 62.25, 304.61°)
OKLab	oklab(28.49% 0.0146 -0.1481)
OKLCH	oklch(28.49% 0.149 275.6)
XYZ	xyz(3.7365, 1.9534, 15.7997)
Luminance	0.0195 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1471 #687114

analogous

#143971 #1D1471 #4B1471

triadic

#1D1471 #711D14 #14711D

tetradic

#1D1471 #711439 #687114 #14714B

square

#1D1471 #711439 #687114 #14714B

split-complementary

#1D1471 #714B14 #397114

monochromatic

#07051A #100B3D #1D1471 #2A1DA5 #3827D9

Accessibility & contrast

On white

15.10

#1D1471 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.39

#1D1471 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1471

15.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1471	#FFFFFF	#000000	##FFFFFF
##1D1471	1.00	15.10	1.39	15.10
#FFFFFF	15.10	1.00	21.00	1.00
#000000	1.39	21.00	1.00	21.00
##FFFFFF	15.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A74

Deuteranopia (green-blind)

#00226F

Tritanopia (blue-blind)

#003042

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #1d1471;
/* rgb */ color: rgb(29, 20, 113);
/* oklch */ color: oklch(28.5% 0.149 275.6);

Tailwind

colors: {
  custom: {
    50: '#68549b',
    500: '#1d1471',
    950: '#000000',
  },
}

SCSS

$custom: #1d1471;
$custom-light: #68549b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1471",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 113
  },
  "hsl": {
    "h": 245.806,
    "s": 69.925,
    "l": 26.078
  },
  "oklch": {
    "l": 0.28487,
    "c": 0.14885,
    "h": 275.6
  },
  "luminance": 0.01954
}

Semantic roles & 50–950 ramp

primary

#1D1471

secondary

#9DA739

accent

#ED3BDC

background

#F6F4F9

surface

#ECE8F2

border

#C7C4CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1D1471

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

Preview Lab → · Contrast checker → · Palette generator →