#1F167E#1F167E

#1F167E is a dark, vivid blue. Relative luminance 0.024; OKLCH L 30.4% C 0.163 H 274.6°. Best body text is #FFFFFF at 14.25:1 contrast (WCAG AA passes).

Color values

HEX	#1F167E
RGB	rgb(31, 22, 126)
HSL	hsl(245, 70%, 29%)
HSV	hsv(245, 83%, 49%)
CMYK	cmyk(75.4%, 82.5%, 0%, 50.6%)
CIE-LAB	lab(17.32, 38.79, -56.14)
CIE-LCH	lch(17.32, 68.23, 304.64°)
OKLab	oklab(30.44% 0.013 -0.1623)
OKLCH	oklch(30.44% 0.163 274.6)
XYZ	xyz(4.6166, 2.3710, 19.9490)
Luminance	0.0237 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1F167E #757E16

analogous

#16417E #1F167E #53167E

triadic

#1F167E #7E1F16 #167E1F

tetradic

#1F167E #7E1641 #757E16 #167E53

square

#1F167E #7E1641 #757E16 #167E53

split-complementary

#1F167E #7E5316 #417E16

monochromatic

#06051A #120D4A #1F167E #2C1FB2 #4233DB

Accessibility & contrast

On white

14.25

#1F167E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.47

#1F167E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1F167E

14.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1F167E	#FFFFFF	#000000	##FFFFFF
##1F167E	1.00	14.25	1.47	14.25
#FFFFFF	14.25	1.00	21.00	1.00
#000000	1.47	21.00	1.00	21.00
##FFFFFF	14.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F81

Deuteranopia (green-blind)

#00267C

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #1f167e;
/* rgb */ color: rgb(31, 22, 126);
/* oklch */ color: oklch(30.4% 0.163 274.6);

Tailwind

colors: {
  custom: {
    50: '#6c56a5',
    500: '#1f167e',
    950: '#000000',
  },
}

SCSS

$custom: #1f167e;
$custom-light: #6c56a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1f167e",
  "rgb": {
    "r": 31,
    "g": 22,
    "b": 126
  },
  "hsl": {
    "h": 245.192,
    "s": 70.27,
    "l": 29.02
  },
  "oklch": {
    "l": 0.30437,
    "c": 0.16287,
    "h": 274.6
  },
  "luminance": 0.02371
}

Semantic roles & 50–950 ramp

primary

#1F167E

secondary

#A9B33D

accent

#ED3BDE

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1F167E

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

Preview Lab → · Contrast checker → · Palette generator →