#1D147F#1D147F

#1D147F is a dark, vivid blue. Relative luminance 0.023; OKLCH L 30.2% C 0.166 H 273.7°. Best body text is #FFFFFF at 14.40:1 contrast (WCAG AA passes).

Color values

HEX	#1D147F
RGB	rgb(29, 20, 127)
HSL	hsl(245, 73%, 29%)
HSV	hsv(245, 84%, 50%)
CMYK	cmyk(77.2%, 84.3%, 0%, 50.2%)
CIE-LAB	lab(16.96, 39.97, -57.39)
CIE-LCH	lch(16.96, 69.94, 304.86°)
OKLab	oklab(30.18% 0.0107 -0.166)
OKLCH	oklch(30.18% 0.166 273.7)
XYZ	xyz(4.5863, 2.2934, 20.2755)
Luminance	0.0229 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D147F #767F14

analogous

#14417F #1D147F #53147F

triadic

#1D147F #7F1D14 #147F1D

tetradic

#1D147F #7F1441 #767F14 #147F53

square

#1D147F #7F1441 #767F14 #147F53

split-complementary

#1D147F #7F5314 #417F14

monochromatic

#06041A #110C4A #1D147F #291CB4 #3E2FDE

Accessibility & contrast

On white

14.40

#1D147F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#1D147F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D147F

14.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D147F	#FFFFFF	#000000	##FFFFFF
##1D147F	1.00	14.40	1.46	14.40
#FFFFFF	14.40	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002F82

Deuteranopia (green-blind)

#00257D

Tritanopia (blue-blind)

#00364A

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #1d147f;
/* rgb */ color: rgb(29, 20, 127);
/* oklch */ color: oklch(30.2% 0.166 273.7);

Tailwind

colors: {
  custom: {
    50: '#6c55a5',
    500: '#1d147f',
    950: '#000000',
  },
}

SCSS

$custom: #1d147f;
$custom-light: #6c55a5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d147f",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 127
  },
  "hsl": {
    "h": 245.047,
    "s": 72.789,
    "l": 28.824
  },
  "oklch": {
    "l": 0.3018,
    "c": 0.16633,
    "h": 273.7
  },
  "luminance": 0.02294
}

Semantic roles & 50–950 ramp

primary

#1D147F

secondary

#AAB43B

accent

#EF38E0

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1D147F

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

Preview Lab → · Contrast checker → · Palette generator →