#1D1D76#1D1D76

#1D1D76 is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.146 H 273.4°. Best body text is #FFFFFF at 14.10:1 contrast (WCAG AA passes).

Color values

HEX	#1D1D76
RGB	rgb(29, 29, 118)
HSL	hsl(240, 61%, 29%)
HSV	hsv(240, 75%, 46%)
CMYK	cmyk(75.4%, 75.4%, 0%, 53.7%)
CIE-LAB	lab(17.68, 31.81, -50.44)
CIE-LCH	lch(17.68, 59.63, 302.24°)
OKLab	oklab(30.38% 0.0088 -0.1459)
OKLCH	oklch(30.38% 0.146 273.4)
XYZ	xyz(4.2150, 2.4475, 17.3863)
Luminance	0.0245 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1D76 #76761D

analogous

#1D4A76 #1D1D76 #4A1D76

triadic

#1D1D76 #761D1D #1D761D

tetradic

#1D1D76 #761D4A #76761D #1D764A

square

#1D1D76 #761D4A #76761D #1D764A

split-complementary

#1D1D76 #764A1D #4A761D

monochromatic

#060619 #111145 #1D1D76 #2929A7 #3E3ED0

Accessibility & contrast

On white

14.10

#1D1D76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#1D1D76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1D76

14.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1D76	#FFFFFF	#000000	##FFFFFF
##1D1D76	1.00	14.10	1.49	14.10
#FFFFFF	14.10	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003079

Deuteranopia (green-blind)

#002774

Tritanopia (blue-blind)

#003647

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1d1d76;
/* rgb */ color: rgb(29, 29, 118);
/* oklch */ color: oklch(30.4% 0.146 273.4);

Tailwind

colors: {
  custom: {
    50: '#685a9e',
    500: '#1d1d76',
    950: '#000000',
  },
}

SCSS

$custom: #1d1d76;
$custom-light: #685a9e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1d76",
  "rgb": {
    "r": 29,
    "g": 29,
    "b": 118
  },
  "hsl": {
    "h": 240,
    "s": 60.544,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30379,
    "c": 0.14615,
    "h": 273.4
  },
  "luminance": 0.02448
}

Semantic roles & 50–950 ramp

primary

#1D1D76

secondary

#AAAA45

accent

#E444E4

background

#F6F5F9

surface

#ECE9F2

border

#C7C5CC

text

#07040F

muted

#7A797E

Preview Lab

Preview with #1D1D76

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

Preview Lab → · Contrast checker → · Palette generator →