#1A1B86#1A1B86

#1A1B86 is a dark, vivid blue. Relative luminance 0.027; OKLCH L 31.7% C 0.170 H 271.0°. Best body text is #FFFFFF at 13.59:1 contrast (WCAG AA passes).

Color values

HEX	#1A1B86
RGB	rgb(26, 27, 134)
HSL	hsl(239, 68%, 31%)
HSV	hsv(239, 81%, 53%)
CMYK	cmyk(80.6%, 79.9%, 0%, 47.5%)
CIE-LAB	lab(18.90, 38.38, -58.60)
CIE-LCH	lch(18.90, 70.05, 303.23°)
OKLab	oklab(31.74% 0.0029 -0.1697)
OKLCH	oklch(31.74% 0.17 271)
XYZ	xyz(5.1196, 2.7241, 22.8056)
Luminance	0.0272 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1A1B86 #86851A

analogous

#1A5186 #1A1B86 #4F1A86

triadic

#1A1B86 #861A1B #1B861A

tetradic

#1A1B86 #861A51 #86851A #1A864F

square

#1A1B86 #861A51 #86851A #1A864F

split-complementary

#1A1B86 #864F1A #51861A

monochromatic

#06061F #101153 #1A1B86 #2425B9 #4042DA

Accessibility & contrast

On white

13.59

#1A1B86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.55

#1A1B86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1A1B86

13.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1A1B86	#FFFFFF	#000000	##FFFFFF
##1A1B86	1.00	13.59	1.55	13.59
#FFFFFF	13.59	1.00	21.00	1.00
#000000	1.55	21.00	1.00	21.00
##FFFFFF	13.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003389

Deuteranopia (green-blind)

#002884

Tritanopia (blue-blind)

#003C50

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #1a1b86;
/* rgb */ color: rgb(26, 27, 134);
/* oklch */ color: oklch(31.7% 0.170 271.0);

Tailwind

colors: {
  custom: {
    50: '#6c59aa',
    500: '#1a1b86',
    950: '#000000',
  },
}

SCSS

$custom: #1a1b86;
$custom-light: #6c59aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1a1b86",
  "rgb": {
    "r": 26,
    "g": 27,
    "b": 134
  },
  "hsl": {
    "h": 239.444,
    "s": 67.5,
    "l": 31.373
  },
  "oklch": {
    "l": 0.31736,
    "c": 0.16969,
    "h": 271
  },
  "luminance": 0.02725
}

Semantic roles & 50–950 ramp

primary

#1A1B86

secondary

#B9B842

accent

#E93DEA

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080410

muted

#7B797F

Preview Lab

Preview with #1A1B86

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

Preview Lab → · Contrast checker → · Palette generator →