#1D135D#1D135D

#1D135D is a dark, vivid blue. Relative luminance 0.015; OKLCH L 26.0% C 0.124 H 279.6°. Best body text is #FFFFFF at 16.11:1 contrast (WCAG AA passes).

Color values

HEX	#1D135D
RGB	rgb(29, 19, 93)
HSL	hsl(248, 66%, 22%)
HSV	hsv(248, 80%, 36%)
CMYK	cmyk(68.8%, 79.6%, 0%, 63.5%)
CIE-LAB	lab(12.72, 29.06, -42.21)
CIE-LCH	lch(12.72, 51.25, 304.54°)
OKLab	oklab(26.03% 0.0205 -0.1218)
OKLCH	oklch(26.03% 0.124 279.6)
XYZ	xyz(2.7147, 1.5171, 10.5036)
Luminance	0.0152 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D135D #535D13

analogous

#132E5D #1D135D #42135D

triadic

#1D135D #5D1D13 #135D1D

tetradic

#1D135D #5D132E #535D13 #135D42

square

#1D135D #5D132E #535D13 #135D42

split-complementary

#1D135D #5D4213 #2E5D13

monochromatic

#080519 #0D092A #1D135D #2D1D90 #3D28C3

Accessibility & contrast

On white

16.11

#1D135D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#1D135D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D135D

16.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D135D	#FFFFFF	#000000	##FFFFFF
##1D135D	1.00	16.11	1.30	16.11
#FFFFFF	16.11	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00245F

Deuteranopia (green-blind)

#001E5C

Tritanopia (blue-blind)

#002837

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #1d135d;
/* rgb */ color: rgb(29, 19, 93);
/* oklch */ color: oklch(26.0% 0.124 279.6);

Tailwind

colors: {
  custom: {
    50: '#63528c',
    500: '#1d135d',
    950: '#000000',
  },
}

SCSS

$custom: #1d135d;
$custom-light: #63528c;
$custom-dark: #000000;

JSON

{
  "hex": "#1d135d",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 93
  },
  "hsl": {
    "h": 248.108,
    "s": 66.071,
    "l": 21.961
  },
  "oklch": {
    "l": 0.26025,
    "c": 0.12357,
    "h": 279.6
  },
  "luminance": 0.01517
}

Semantic roles & 50–950 ramp

primary

#1D135D

secondary

#889537

accent

#E93FD2

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1D135D

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

Preview Lab → · Contrast checker → · Palette generator →