#1A1D9D#1A1D9D

#1A1D9D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.8% C 0.196 H 269.3°. Best body text is #FFFFFF at 12.31:1 contrast (WCAG AA passes).

Color values

HEX	#1A1D9D
RGB	rgb(26, 29, 157)
HSL	hsl(239, 72%, 36%)
HSV	hsv(239, 83%, 62%)
CMYK	cmyk(83.4%, 81.5%, 0%, 38.4%)
CIE-LAB	lab(22.06, 45.03, -67.64)
CIE-LCH	lch(22.06, 81.26, 303.65°)
OKLab	oklab(34.75% -0.0023 -0.1959)
OKLCH	oklch(34.75% 0.196 269.3)
XYZ	xyz(6.9491, 3.5318, 32.2072)
Luminance	0.0353 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1D9D #9D9A1A

analogous

#1A5E9D #1A1D9D #581A9D

triadic

#1A1D9D #9D1A1D #1D9D1A

tetradic

#1A1D9D #9D1A5E #9D9A1A #1A9D58

square

#1A1D9D #9D1A5E #9D9A1A #1A9D58

split-complementary

#1A1D9D #9D581A #5E9D1A

monochromatic

#090A34 #111368 #1A1D9D #2327D2 #4F53E2

Accessibility & contrast

On white

12.31

#1A1D9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#1A1D9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1D9D

12.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1D9D	#FFFFFF	#000000	##FFFFFF
##1A1D9D	1.00	12.31	1.71	12.31
#FFFFFF	12.31	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003BA1

Deuteranopia (green-blind)

#002E9B

Tritanopia (blue-blind)

#00465E

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #1a1d9d;
/* rgb */ color: rgb(26, 29, 157);
/* oklch */ color: oklch(34.8% 0.196 269.3);

Tailwind

colors: {
  custom: {
    50: '#725cbb',
    500: '#1a1d9d',
    950: '#000000',
  },
}

SCSS

$custom: #1a1d9d;
$custom-light: #725cbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1d9d",
  "rgb": {
    "r": 26,
    "g": 29,
    "b": 157
  },
  "hsl": {
    "h": 238.626,
    "s": 71.585,
    "l": 35.882
  },
  "oklch": {
    "l": 0.34753,
    "c": 0.1959,
    "h": 269.3
  },
  "luminance": 0.03533
}

Semantic roles & 50–950 ramp

primary

#1A1D9D

secondary

#C4C24E

accent

#EA39EE

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1A1D9D

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

Preview Lab → · Contrast checker → · Palette generator →