#1F167D#1F167D

#1F167D is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.3% C 0.162 H 274.7°. Best body text is #FFFFFF at 14.29:1 contrast (WCAG AA passes).

Color values

HEX	#1F167D
RGB	rgb(31, 22, 125)
HSL	hsl(245, 70%, 29%)
HSV	hsv(245, 82%, 49%)
CMYK	cmyk(75.2%, 82.4%, 0%, 51%)
CIE-LAB	lab(17.20, 38.46, -55.70)
CIE-LCH	lch(17.20, 67.69, 304.63°)
OKLab	oklab(30.32% 0.0133 -0.1611)
OKLCH	oklch(30.32% 0.162 274.7)
XYZ	xyz(4.5524, 2.3453, 19.6108)
Luminance	0.0235 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F167D #747D16

analogous

#16417D #1F167D #53167D

triadic

#1F167D #7D1F16 #167D1F

tetradic

#1F167D #7D1641 #747D16 #167D53

square

#1F167D #7D1641 #747D16 #167D53

split-complementary

#1F167D #7D5316 #417D16

monochromatic

#06051A #120D49 #1F167D #2C1FB1 #4132DB

Accessibility & contrast

On white

14.29

#1F167D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#1F167D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F167D

14.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F167D	#FFFFFF	#000000	##FFFFFF
##1F167D	1.00	14.29	1.47	14.29
#FFFFFF	14.29	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F80

Deuteranopia (green-blind)

#00267B

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1f167d;
/* rgb */ color: rgb(31, 22, 125);
/* oklch */ color: oklch(30.3% 0.162 274.7);

Tailwind

colors: {
  custom: {
    50: '#6c56a4',
    500: '#1f167d',
    950: '#000000',
  },
}

SCSS

$custom: #1f167d;
$custom-light: #6c56a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1f167d",
  "rgb": {
    "r": 31,
    "g": 22,
    "b": 125
  },
  "hsl": {
    "h": 245.243,
    "s": 70.068,
    "l": 28.824
  },
  "oklch": {
    "l": 0.30318,
    "c": 0.16163,
    "h": 274.7
  },
  "luminance": 0.02346
}

Semantic roles & 50–950 ramp

primary

#1F167D

secondary

#A8B23D

accent

#ED3BDD

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1F167D

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

Preview Lab → · Contrast checker → · Palette generator →