#1D2363#1D2363

#1D2363 is a dark, moderate blue. Relative luminance 0.024; OKLCH L 29.5% C 0.112 H 273.3°. Best body text is #FFFFFF at 14.26:1 contrast (WCAG AA passes).

Color values

HEX	#1D2363
RGB	rgb(29, 35, 99)
HSL	hsl(235, 55%, 25%)
HSV	hsv(235, 71%, 39%)
CMYK	cmyk(70.7%, 64.6%, 0%, 61.2%)
CIE-LAB	lab(17.29, 20.59, -38.71)
CIE-LCH	lch(17.29, 43.84, 298.01°)
OKLab	oklab(29.52% 0.0065 -0.1115)
OKLCH	oklch(29.52% 0.112 273.3)
XYZ	xyz(3.3591, 2.3638, 12.0812)
Luminance	0.0236 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2363 #635D1D

analogous

#1D4663 #1D2363 #3A1D63

triadic

#1D2363 #631D23 #23631D

tetradic

#1D2363 #631D46 #635D1D #1D633A

square

#1D2363 #631D46 #635D1D #1D633A

split-complementary

#1D2363 #633A1D #46631D

monochromatic

#070818 #0F1234 #1D2363 #2B3492 #3944C2

Accessibility & contrast

On white

14.26

#1D2363 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#1D2363 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2363

14.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2363	#FFFFFF	#000000	##FFFFFF
##1D2363	1.00	14.26	1.47	14.26
#FFFFFF	14.26	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.26	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E65

Deuteranopia (green-blind)

#002762

Tritanopia (blue-blind)

#00333F

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1d2363;
/* rgb */ color: rgb(29, 35, 99);
/* oklch */ color: oklch(29.5% 0.112 273.3);

Tailwind

colors: {
  custom: {
    50: '#635d90',
    500: '#1d2363',
    950: '#000000',
  },
}

SCSS

$custom: #1d2363;
$custom-light: #635d90;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2363",
  "rgb": {
    "r": 29,
    "g": 35,
    "b": 99
  },
  "hsl": {
    "h": 234.857,
    "s": 54.688,
    "l": 25.098
  },
  "oklch": {
    "l": 0.29519,
    "c": 0.11174,
    "h": 273.3
  },
  "luminance": 0.02364
}

Semantic roles & 50–950 ramp

primary

#1D2363

secondary

#989144

accent

#D14ADE

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#06040C

muted

#7A797D

Preview Lab

Preview with #1D2363

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

Preview Lab → · Contrast checker → · Palette generator →