#1B167E#1B167E

#1B167E is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.2% C 0.164 H 272.7°. Best body text is #FFFFFF at 14.36:1 contrast (WCAG AA passes).

Color values

HEX	#1B167E
RGB	rgb(27, 22, 126)
HSL	hsl(243, 70%, 29%)
HSV	hsv(243, 83%, 49%)
CMYK	cmyk(78.6%, 82.5%, 0%, 50.6%)
CIE-LAB	lab(17.05, 38.47, -56.60)
CIE-LCH	lch(17.05, 68.44, 304.21°)
OKLab	oklab(30.17% 0.0076 -0.1638)
OKLCH	oklch(30.17% 0.164 272.7)
XYZ	xyz(4.5035, 2.3127, 19.9437)
Luminance	0.0231 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B167E #797E16

analogous

#16457E #1B167E #4F167E

triadic

#1B167E #7E1B16 #167E1B

tetradic

#1B167E #7E1645 #797E16 #167E4F

square

#1B167E #7E1645 #797E16 #167E4F

split-complementary

#1B167E #7E4F16 #457E16

monochromatic

#06051A #100D4A #1B167E #261FB2 #3B33DB

Accessibility & contrast

On white

14.36

#1B167E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1B167E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B167E

14.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B167E	#FFFFFF	#000000	##FFFFFF
##1B167E	1.00	14.36	1.46	14.36
#FFFFFF	14.36	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F81

Deuteranopia (green-blind)

#00257C

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1b167e;
/* rgb */ color: rgb(27, 22, 126);
/* oklch */ color: oklch(30.2% 0.164 272.7);

Tailwind

colors: {
  custom: {
    50: '#6b56a5',
    500: '#1b167e',
    950: '#000000',
  },
}

SCSS

$custom: #1b167e;
$custom-light: #6b56a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1b167e",
  "rgb": {
    "r": 27,
    "g": 22,
    "b": 126
  },
  "hsl": {
    "h": 242.885,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30173,
    "c": 0.16396,
    "h": 272.7
  },
  "luminance": 0.02313
}

Semantic roles & 50–950 ramp

primary

#1B167E

secondary

#ADB33D

accent

#ED3BE4

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1B167E

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

Preview Lab → · Contrast checker → · Palette generator →