#1D459A#1D459A

#1D459A is a dark, vivid blue. Relative luminance 0.069; OKLCH L 41.6% C 0.146 H 262.8°. Best body text is #FFFFFF at 8.86:1 contrast (WCAG AA passes).

Color values

HEX	#1D459A
RGB	rgb(29, 69, 154)
HSL	hsl(221, 68%, 36%)
HSV	hsv(221, 81%, 60%)
CMYK	cmyk(81.2%, 55.2%, 0%, 39.6%)
CIE-LAB	lab(31.46, 18.72, -50.36)
CIE-LCH	lch(31.46, 53.73, 290.39°)
OKLab	oklab(41.57% -0.0184 -0.1453)
OKLCH	oklch(41.57% 0.146 262.8)
XYZ	xyz(8.4655, 6.8495, 31.4415)
Luminance	0.0685 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D459A #9A721D

analogous

#1D839A #1D459A #331D9A

triadic

#1D459A #9A1D45 #459A1D

tetradic

#1D459A #9A1D83 #9A721D #1D9A33

square

#1D459A #9A1D83 #9A721D #1D9A33

split-complementary

#1D459A #9A331D #839A1D

monochromatic

#0A1733 #132E66 #1D459A #275CCE #5380DF

Accessibility & contrast

On white

8.86

#1D459A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.37

#1D459A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D459A

8.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D459A	#FFFFFF	#000000	##FFFFFF
##1D459A	1.00	8.86	2.37	8.86
#FFFFFF	8.86	1.00	21.00	1.00
#000000	2.37	21.00	1.00	21.00
##FFFFFF	8.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00509D

Deuteranopia (green-blind)

#004598

Tritanopia (blue-blind)

#005A68

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #1d459a;
/* rgb */ color: rgb(29, 69, 154);
/* oklch */ color: oklch(41.6% 0.146 262.8);

Tailwind

colors: {
  custom: {
    50: '#6e78b8',
    500: '#1d459a',
    950: '#000000',
  },
}

SCSS

$custom: #1d459a;
$custom-light: #6e78b8;
$custom-dark: #000000;

JSON

{
  "hex": "#1d459a",
  "rgb": {
    "r": 29,
    "g": 69,
    "b": 154
  },
  "hsl": {
    "h": 220.8,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41571,
    "c": 0.14644,
    "h": 262.8
  },
  "luminance": 0.06851
}

Semantic roles & 50–950 ramp

primary

#1D459A

secondary

#C29E51

accent

#B33DEB

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D459A

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

Preview Lab → · Contrast checker → · Palette generator →