#1B167D#1B167D

#1B167D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.1% C 0.163 H 272.8°. Best body text is #FFFFFF at 14.41:1 contrast (WCAG AA passes).

Color values

HEX	#1B167D
RGB	rgb(27, 22, 125)
HSL	hsl(243, 70%, 29%)
HSV	hsv(243, 82%, 49%)
CMYK	cmyk(78.4%, 82.4%, 0%, 51%)
CIE-LAB	lab(16.93, 38.14, -56.17)
CIE-LCH	lch(16.93, 67.89, 304.18°)
OKLab	oklab(30.05% 0.0079 -0.1625)
OKLCH	oklch(30.05% 0.163 272.8)
XYZ	xyz(4.4393, 2.2870, 19.6055)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B167D #787D16

analogous

#16457D #1B167D #4F167D

triadic

#1B167D #7D1B16 #167D1B

tetradic

#1B167D #7D1645 #787D16 #167D4F

square

#1B167D #7D1645 #787D16 #167D4F

split-complementary

#1B167D #7D4F16 #457D16

monochromatic

#06051A #100D49 #1B167D #261FB1 #3B32DB

Accessibility & contrast

On white

14.41

#1B167D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1B167D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B167D

14.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B167D	#FFFFFF	#000000	##FFFFFF
##1B167D	1.00	14.41	1.46	14.41
#FFFFFF	14.41	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F80

Deuteranopia (green-blind)

#00257B

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1b167d;
/* rgb */ color: rgb(27, 22, 125);
/* oklch */ color: oklch(30.1% 0.163 272.8);

Tailwind

colors: {
  custom: {
    50: '#6a56a4',
    500: '#1b167d',
    950: '#000000',
  },
}

SCSS

$custom: #1b167d;
$custom-light: #6a56a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1b167d",
  "rgb": {
    "r": 27,
    "g": 22,
    "b": 125
  },
  "hsl": {
    "h": 242.913,
    "s": 70.068,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30052,
    "c": 0.16271,
    "h": 272.8
  },
  "luminance": 0.02287
}

Semantic roles & 50–950 ramp

primary

#1B167D

secondary

#ACB23D

accent

#ED3BE4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1B167D

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

Preview Lab → · Contrast checker → · Palette generator →