#1B167B#1B167B

#1B167B is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.8% C 0.160 H 273.0°. Best body text is #FFFFFF at 14.51:1 contrast (WCAG AA passes).

Color values

HEX	#1B167B
RGB	rgb(27, 22, 123)
HSL	hsl(243, 70%, 28%)
HSV	hsv(243, 82%, 48%)
CMYK	cmyk(78%, 82.1%, 0%, 51.8%)
CIE-LAB	lab(16.68, 37.47, -55.30)
CIE-LCH	lch(16.68, 66.79, 304.12°)
OKLab	oklab(29.81% 0.0084 -0.16)
OKLCH	oklch(29.81% 0.16 273)
XYZ	xyz(4.3129, 2.2364, 18.9394)
Luminance	0.0224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B167B #767B16

analogous

#16437B #1B167B #4D167B

triadic

#1B167B #7B1B16 #167B1B

tetradic

#1B167B #7B1643 #767B16 #167B4D

square

#1B167B #7B1643 #767B16 #167B4D

split-complementary

#1B167B #7B4D16 #437B16

monochromatic

#06051A #100D47 #1B167B #261FAF #3A31DA

Accessibility & contrast

On white

14.51

#1B167B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1B167B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B167B

14.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B167B	#FFFFFF	#000000	##FFFFFF
##1B167B	1.00	14.51	1.45	14.51
#FFFFFF	14.51	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7E

Deuteranopia (green-blind)

#002479

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1b167b;
/* rgb */ color: rgb(27, 22, 123);
/* oklch */ color: oklch(29.8% 0.160 273.0);

Tailwind

colors: {
  custom: {
    50: '#6a56a2',
    500: '#1b167b',
    950: '#000000',
  },
}

SCSS

$custom: #1b167b;
$custom-light: #6a56a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1b167b",
  "rgb": {
    "r": 27,
    "g": 22,
    "b": 123
  },
  "hsl": {
    "h": 242.97,
    "s": 69.655,
    "l": 28.431
  },
  "oklch": {
    "l": 0.2981,
    "c": 0.16021,
    "h": 273
  },
  "luminance": 0.02237
}

Semantic roles & 50–950 ramp

primary

#1B167B

secondary

#AAB03D

accent

#EC3BE4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1B167B

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

Preview Lab → · Contrast checker → · Palette generator →