#1B1067#1B1067

#1B1067 is a dark, vivid blue. Relative luminance 0.016; OKLCH L 26.6% C 0.140 H 276.7°. Best body text is #FFFFFF at 15.95:1 contrast (WCAG AA passes).

Color values

HEX	#1B1067
RGB	rgb(27, 16, 103)
HSL	hsl(248, 73%, 23%)
HSV	hsv(248, 84%, 40%)
CMYK	cmyk(73.8%, 84.5%, 0%, 59.6%)
CIE-LAB	lab(13.12, 33.95, -48.20)
CIE-LCH	lch(13.12, 58.96, 305.16°)
OKLab	oklab(26.62% 0.0164 -0.1393)
OKLCH	oklch(26.62% 0.14 276.7)
XYZ	xyz(3.0847, 1.5826, 12.9722)
Luminance	0.0158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B1067 #5C6710

analogous

#103067 #1B1067 #461067

triadic

#1B1067 #671B10 #10671B

tetradic

#1B1067 #671030 #5C6710 #106746

square

#1B1067 #671030 #5C6710 #106746

split-complementary

#1B1067 #674610 #306710

monochromatic

#07041A #0D0832 #1B1067 #29189C #3720D1

Accessibility & contrast

On white

15.95

#1B1067 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#1B1067 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B1067

15.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B1067	#FFFFFF	#000000	##FFFFFF
##1B1067	1.00	15.95	1.32	15.95
#FFFFFF	15.95	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002569

Deuteranopia (green-blind)

#001E66

Tritanopia (blue-blind)

#002B3C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #1b1067;
/* rgb */ color: rgb(27, 16, 103);
/* oklch */ color: oklch(26.6% 0.140 276.7);

Tailwind

colors: {
  custom: {
    50: '#655193',
    500: '#1b1067',
    950: '#000000',
  },
}

SCSS

$custom: #1b1067;
$custom-light: #655193;
$custom-dark: #000000;

JSON

{
  "hex": "#1b1067",
  "rgb": {
    "r": 27,
    "g": 16,
    "b": 103
  },
  "hsl": {
    "h": 247.586,
    "s": 73.109,
    "l": 23.333
  },
  "oklch": {
    "l": 0.26615,
    "c": 0.14026,
    "h": 276.7
  },
  "luminance": 0.01583
}

Semantic roles & 50–950 ramp

primary

#1B1067

secondary

#929F33

accent

#F038D9

background

#F6F4F9

surface

#EBE7F1

border

#C6C3CB

text

#06020D

muted

#7A787E

Preview Lab

Preview with #1B1067

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

Preview Lab → · Contrast checker → · Palette generator →