#1A1371#1A1371

#1A1371 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 28.1% C 0.151 H 274.1°. Best body text is #FFFFFF at 15.27:1 contrast (WCAG AA passes).

Color values

HEX	#1A1371
RGB	rgb(26, 19, 113)
HSL	hsl(244, 71%, 26%)
HSV	hsv(244, 83%, 44%)
CMYK	cmyk(77%, 83.2%, 0%, 55.7%)
CIE-LAB	lab(14.83, 35.63, -51.92)
CIE-LCH	lch(14.83, 62.97, 304.46°)
OKLab	oklab(28.14% 0.0108 -0.1502)
OKLCH	oklch(28.14% 0.151 274.1)
XYZ	xyz(3.6385, 1.8772, 15.7902)
Luminance	0.0188 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1371 #6A7113

analogous

#133B71 #1A1371 #491371

triadic

#1A1371 #711A13 #13711A

tetradic

#1A1371 #71133B #6A7113 #137149

square

#1A1371 #71133B #6A7113 #137149

split-complementary

#1A1371 #714913 #3B7113

monochromatic

#06041A #0E0A3D #1A1371 #261CA5 #3225DA

Accessibility & contrast

On white

15.27

#1A1371 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.38

#1A1371 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1371

15.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1371	#FFFFFF	#000000	##FFFFFF
##1A1371	1.00	15.27	1.38	15.27
#FFFFFF	15.27	1.00	21.00	1.00
#000000	1.38	21.00	1.00	21.00
##FFFFFF	15.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A74

Deuteranopia (green-blind)

#00216F

Tritanopia (blue-blind)

#003042

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1a1371;
/* rgb */ color: rgb(26, 19, 113);
/* oklch */ color: oklch(28.1% 0.151 274.1);

Tailwind

colors: {
  custom: {
    50: '#67539b',
    500: '#1a1371',
    950: '#000000',
  },
}

SCSS

$custom: #1a1371;
$custom-light: #67539b;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1371",
  "rgb": {
    "r": 26,
    "g": 19,
    "b": 113
  },
  "hsl": {
    "h": 244.468,
    "s": 71.212,
    "l": 25.882
  },
  "oklch": {
    "l": 0.28142,
    "c": 0.15056,
    "h": 274.1
  },
  "luminance": 0.01878
}

Semantic roles & 50–950 ramp

primary

#1A1371

secondary

#9FA838

accent

#EE3AE1

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07030E

muted

#7A787E

Preview Lab

Preview with #1A1371

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

Preview Lab → · Contrast checker → · Palette generator →