#1A1561#1A1561

#1A1561 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.5% C 0.128 H 276.2°. Best body text is #FFFFFF at 15.86:1 contrast (WCAG AA passes).

Color values

HEX	#1A1561
RGB	rgb(26, 21, 97)
HSL	hsl(244, 64%, 23%)
HSV	hsv(244, 78%, 38%)
CMYK	cmyk(73.2%, 78.4%, 0%, 62%)
CIE-LAB	lab(13.34, 28.87, -43.86)
CIE-LCH	lch(13.34, 52.51, 303.36°)
OKLab	oklab(26.54% 0.0137 -0.1268)
OKLCH	oklch(26.54% 0.128 276.2)
XYZ	xyz(2.8511, 1.6188, 11.4691)
Luminance	0.0162 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1561 #5C6115

analogous

#153661 #1A1561 #401561

triadic

#1A1561 #611A15 #15611A

tetradic

#1A1561 #611536 #5C6115 #156140

square

#1A1561 #611536 #5C6115 #156140

split-complementary

#1A1561 #614015 #366115

monochromatic

#070519 #0D0A2F #1A1561 #272093 #352BC6

Accessibility & contrast

On white

15.86

#1A1561 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#1A1561 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1561

15.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1561	#FFFFFF	#000000	##FFFFFF
##1A1561	1.00	15.86	1.32	15.86
#FFFFFF	15.86	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002663

Deuteranopia (green-blind)

#001F60

Tritanopia (blue-blind)

#002B39

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1a1561;
/* rgb */ color: rgb(26, 21, 97);
/* oklch */ color: oklch(26.5% 0.128 276.2);

Tailwind

colors: {
  custom: {
    50: '#63538f',
    500: '#1a1561',
    950: '#000000',
  },
}

SCSS

$custom: #1a1561;
$custom-light: #63538f;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1561",
  "rgb": {
    "r": 26,
    "g": 21,
    "b": 97
  },
  "hsl": {
    "h": 243.947,
    "s": 64.407,
    "l": 23.137
  },
  "oklch": {
    "l": 0.26539,
    "c": 0.1275,
    "h": 276.2
  },
  "luminance": 0.01619
}

Semantic roles & 50–950 ramp

primary

#1A1561

secondary

#92983A

accent

#E740DC

background

#F6F4F8

surface

#EBE7F0

border

#C6C3CB

text

#06020C

muted

#7A787D

Preview Lab

Preview with #1A1561

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

Preview Lab → · Contrast checker → · Palette generator →