#1D2083#1D2083

#1D2083 is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.3% C 0.160 H 271.8°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D2083
RGB	rgb(29, 32, 131)
HSL	hsl(238, 64%, 31%)
HSV	hsv(238, 78%, 51%)
CMYK	cmyk(77.9%, 75.6%, 0%, 48.6%)
CIE-LAB	lab(19.77, 34.63, -55.26)
CIE-LCH	lch(19.77, 65.22, 302.07°)
OKLab	oklab(32.3% 0.0049 -0.16)
OKLCH	oklch(32.3% 0.16 271.8)
XYZ	xyz(5.1186, 2.9324, 21.7646)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2083 #83801D

analogous

#1D5383 #1D2083 #4D1D83

triadic

#1D2083 #831D20 #20831D

tetradic

#1D2083 #831D53 #83801D #1D834D

square

#1D2083 #831D53 #83801D #1D834D

split-complementary

#1D2083 #834D1D #53831D

monochromatic

#07081F #121451 #1D2083 #282CB5 #4549D6

Accessibility & contrast

On white

13.24

#1D2083 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1D2083 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2083

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2083	#FFFFFF	#000000	##FFFFFF
##1D2083	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003586

Deuteranopia (green-blind)

#002B81

Tritanopia (blue-blind)

#003D4F

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d2083;
/* rgb */ color: rgb(29, 32, 131);
/* oklch */ color: oklch(32.3% 0.160 271.8);

Tailwind

colors: {
  custom: {
    50: '#6c5ca8',
    500: '#1d2083',
    950: '#000000',
  },
}

SCSS

$custom: #1d2083;
$custom-light: #6c5ca8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2083",
  "rgb": {
    "r": 29,
    "g": 32,
    "b": 131
  },
  "hsl": {
    "h": 238.235,
    "s": 63.75,
    "l": 31.373
  },
  "oklch": {
    "l": 0.32296,
    "c": 0.16005,
    "h": 271.8
  },
  "luminance": 0.02933
}

Semantic roles & 50–950 ramp

primary

#1D2083

secondary

#B6B346

accent

#E241E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1D2083

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

Preview Lab → · Contrast checker → · Palette generator →