#1B167C#1B167C

#1B167C is a dark, vivid blue. Relative luminance 0.023; OKLCH L 29.9% C 0.161 H 272.9°. Best body text is #FFFFFF at 14.46:1 contrast (WCAG AA passes).

Color values

HEX	#1B167C
RGB	rgb(27, 22, 124)
HSL	hsl(243, 70%, 29%)
HSV	hsv(243, 82%, 49%)
CMYK	cmyk(78.2%, 82.3%, 0%, 51.4%)
CIE-LAB	lab(16.80, 37.80, -55.73)
CIE-LCH	lch(16.80, 67.34, 304.15°)
OKLab	oklab(29.93% 0.0081 -0.1613)
OKLCH	oklch(29.93% 0.161 272.9)
XYZ	xyz(4.3758, 2.2616, 19.2708)
Luminance	0.0226 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1B167C #777C16

analogous

#16447C #1B167C #4E167C

triadic

#1B167C #7C1B16 #167C1B

tetradic

#1B167C #7C1644 #777C16 #167C4E

square

#1B167C #7C1644 #777C16 #167C4E

split-complementary

#1B167C #7C4E16 #447C16

monochromatic

#06051A #100D48 #1B167C #261FB0 #3A32DB

Accessibility & contrast

On white

14.46

#1B167C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1B167C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1B167C

14.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1B167C	#FFFFFF	#000000	##FFFFFF
##1B167C	1.00	14.46	1.45	14.46
#FFFFFF	14.46	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E7F

Deuteranopia (green-blind)

#00247A

Tritanopia (blue-blind)

#003649

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1b167c;
/* rgb */ color: rgb(27, 22, 124);
/* oklch */ color: oklch(29.9% 0.161 272.9);

Tailwind

colors: {
  custom: {
    50: '#6a56a3',
    500: '#1b167c',
    950: '#000000',
  },
}

SCSS

$custom: #1b167c;
$custom-light: #6a56a3;
$custom-dark: #000000;

JSON

{
  "hex": "#1b167c",
  "rgb": {
    "r": 27,
    "g": 22,
    "b": 124
  },
  "hsl": {
    "h": 242.941,
    "s": 69.863,
    "l": 28.627
  },
  "oklch": {
    "l": 0.29931,
    "c": 0.16146,
    "h": 272.9
  },
  "luminance": 0.02262
}

Semantic roles & 50–950 ramp

primary

#1B167C

secondary

#ABB13D

accent

#ED3BE4

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1B167C

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

Preview Lab → · Contrast checker → · Palette generator →