#1D1A9E#1D1A9E

#1D1A9E is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.7% C 0.199 H 270.4°. Best body text is #FFFFFF at 12.40:1 contrast (WCAG AA passes).

Color values

HEX	#1D1A9E
RGB	rgb(29, 26, 158)
HSL	hsl(241, 72%, 36%)
HSV	hsv(241, 84%, 62%)
CMYK	cmyk(81.6%, 83.5%, 0%, 38%)
CIE-LAB	lab(21.83, 46.99, -68.63)
CIE-LCH	lch(21.83, 83.17, 304.40°)
OKLab	oklab(34.67% 0.0014 -0.1987)
OKLCH	oklch(34.67% 0.199 270.4)
XYZ	xyz(7.0456, 3.4678, 32.6391)
Luminance	0.0347 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1A9E #9B9E1A

analogous

#1A599E #1D1A9E #5F1A9E

triadic

#1D1A9E #9E1D1A #1A9E1D

tetradic

#1D1A9E #9E1A59 #9B9E1A #1A9E5F

square

#1D1A9E #9E1A59 #9B9E1A #1A9E5F

split-complementary

#1D1A9E #9E5F1A #599E1A

monochromatic

#0A0935 #131169 #1D1A9E #2723D3 #5350E2

Accessibility & contrast

On white

12.40

#1D1A9E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1D1A9E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1A9E

12.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1A9E	#FFFFFF	#000000	##FFFFFF
##1D1A9E	1.00	12.40	1.69	12.40
#FFFFFF	12.40	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA2

Deuteranopia (green-blind)

#002D9C

Tritanopia (blue-blind)

#00455E

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d1a9e;
/* rgb */ color: rgb(29, 26, 158);
/* oklch */ color: oklch(34.7% 0.199 270.4);

Tailwind

colors: {
  custom: {
    50: '#735bbc',
    500: '#1d1a9e',
    950: '#000000',
  },
}

SCSS

$custom: #1d1a9e;
$custom-light: #735bbc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1a9e",
  "rgb": {
    "r": 29,
    "g": 26,
    "b": 158
  },
  "hsl": {
    "h": 241.364,
    "s": 71.739,
    "l": 36.078
  },
  "oklch": {
    "l": 0.34669,
    "c": 0.19866,
    "h": 270.4
  },
  "luminance": 0.03469
}

Semantic roles & 50–950 ramp

primary

#1D1A9E

secondary

#C2C54F

accent

#EE39EA

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1D1A9E

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

Preview Lab → · Contrast checker → · Palette generator →