#1A13A0#1A13A0

#1A13A0 is a dark, highly saturated blue. Relative luminance 0.032; OKLCH L 34.1% C 0.206 H 269.6°. Best body text is #FFFFFF at 12.77:1 contrast (WCAG AA passes).

Color values

HEX	#1A13A0
RGB	rgb(26, 19, 160)
HSL	hsl(243, 79%, 35%)
HSV	hsv(243, 88%, 63%)
CMYK	cmyk(83.8%, 88.1%, 0%, 37.3%)
CIE-LAB	lab(20.91, 50.49, -71.38)
CIE-LCH	lch(20.91, 87.43, 305.27°)
OKLab	oklab(34.07% -0.0013 -0.2065)
OKLCH	oklch(34.07% 0.206 269.6)
XYZ	xyz(7.0019, 3.2226, 33.5039)
Luminance	0.0322 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A13A0 #99A013

analogous

#1352A0 #1A13A0 #6113A0

triadic

#1A13A0 #A01A13 #13A01A

tetradic

#1A13A0 #A01352 #99A013 #13A061

square

#1A13A0 #A01352 #99A013 #13A061

split-complementary

#1A13A0 #A06113 #52A013

monochromatic

#080633 #110D69 #1A13A0 #2319D7 #4D45E9

Accessibility & contrast

On white

12.77

#1A13A0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#1A13A0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A13A0

12.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A13A0	#FFFFFF	#000000	##FFFFFF
##1A13A0	1.00	12.77	1.64	12.77
#FFFFFF	12.77	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0039A4

Deuteranopia (green-blind)

#002B9E

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1a13a0;
/* rgb */ color: rgb(26, 19, 160);
/* oklch */ color: oklch(34.1% 0.206 269.6);

Tailwind

colors: {
  custom: {
    50: '#7457be',
    500: '#1a13a0',
    950: '#000000',
  },
}

SCSS

$custom: #1a13a0;
$custom-light: #7457be;
$custom-dark: #000000;

JSON

{
  "hex": "#1a13a0",
  "rgb": {
    "r": 26,
    "g": 19,
    "b": 160
  },
  "hsl": {
    "h": 242.979,
    "s": 78.771,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34071,
    "c": 0.20649,
    "h": 269.6
  },
  "luminance": 0.03223
}

Semantic roles & 50–950 ramp

primary

#1A13A0

secondary

#C3C945

accent

#F533EC

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0312

muted

#7C7881

Preview Lab

Preview with #1A13A0

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

Preview Lab → · Contrast checker → · Palette generator →