#1D1D84#1D1D84

#1D1D84 is a dark, vivid blue. Relative luminance 0.028; OKLCH L 32.0% C 0.164 H 272.1°. Best body text is #FFFFFF at 13.45:1 contrast (WCAG AA passes).

Color values

HEX	#1D1D84
RGB	rgb(29, 29, 132)
HSL	hsl(240, 64%, 32%)
HSV	hsv(240, 78%, 52%)
CMYK	cmyk(78%, 78%, 0%, 48.2%)
CIE-LAB	lab(19.25, 36.78, -56.76)
CIE-LCH	lch(19.25, 67.64, 302.94°)
OKLab	oklab(31.96% 0.0061 -0.1643)
OKLCH	oklch(31.96% 0.164 272.1)
XYZ	xyz(5.1095, 2.8053, 22.0975)
Luminance	0.0281 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1D84 #84841D

analogous

#1D5184 #1D1D84 #511D84

triadic

#1D1D84 #841D1D #1D841D

tetradic

#1D1D84 #841D51 #84841D #1D8451

square

#1D1D84 #841D51 #84841D #1D8451

split-complementary

#1D1D84 #84511D #51841D

monochromatic

#070720 #121252 #1D1D84 #2828B6 #4545D6

Accessibility & contrast

On white

13.45

#1D1D84 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#1D1D84 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1D84

13.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1D84	#FFFFFF	#000000	##FFFFFF
##1D1D84	1.00	13.45	1.56	13.45
#FFFFFF	13.45	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003487

Deuteranopia (green-blind)

#002982

Tritanopia (blue-blind)

#003C4F

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #1d1d84;
/* rgb */ color: rgb(29, 29, 132);
/* oklch */ color: oklch(32.0% 0.164 272.1);

Tailwind

colors: {
  custom: {
    50: '#6c5ba9',
    500: '#1d1d84',
    950: '#000000',
  },
}

SCSS

$custom: #1d1d84;
$custom-light: #6c5ba9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1d84",
  "rgb": {
    "r": 29,
    "g": 29,
    "b": 132
  },
  "hsl": {
    "h": 240,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.31957,
    "c": 0.16441,
    "h": 272.1
  },
  "luminance": 0.02806
}

Semantic roles & 50–950 ramp

primary

#1D1D84

secondary

#B7B746

accent

#E741E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1D1D84

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

Preview Lab → · Contrast checker → · Palette generator →