#1D147D#1D147D

#1D147D is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.9% C 0.164 H 274.0°. Best body text is #FFFFFF at 14.50:1 contrast (WCAG AA passes).

Color values

HEX	#1D147D
RGB	rgb(29, 20, 125)
HSL	hsl(245, 72%, 28%)
HSV	hsv(245, 84%, 49%)
CMYK	cmyk(76.8%, 84%, 0%, 51%)
CIE-LAB	lab(16.71, 39.33, -56.53)
CIE-LCH	lch(16.71, 68.86, 304.83°)
OKLab	oklab(29.94% 0.0113 -0.1635)
OKLCH	oklch(29.94% 0.164 274)
XYZ	xyz(4.4573, 2.2417, 19.5959)
Luminance	0.0224 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D147D #747D14

analogous

#143F7D #1D147D #51147D

triadic

#1D147D #7D1D14 #147D1D

tetradic

#1D147D #7D143F #747D14 #147D51

square

#1D147D #7D143F #747D14 #147D51

split-complementary

#1D147D #7D5114 #3F7D14

monochromatic

#06041A #110C48 #1D147D #291CB2 #3D2EDE

Accessibility & contrast

On white

14.50

#1D147D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.45

#1D147D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D147D

14.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D147D	#FFFFFF	#000000	##FFFFFF
##1D147D	1.00	14.50	1.45	14.50
#FFFFFF	14.50	1.00	21.00	1.00
#000000	1.45	21.00	1.00	21.00
##FFFFFF	14.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E80

Deuteranopia (green-blind)

#00247B

Tritanopia (blue-blind)

#003549

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #1d147d;
/* rgb */ color: rgb(29, 20, 125);
/* oklch */ color: oklch(29.9% 0.164 274.0);

Tailwind

colors: {
  custom: {
    50: '#6b55a4',
    500: '#1d147d',
    950: '#000000',
  },
}

SCSS

$custom: #1d147d;
$custom-light: #6b55a4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d147d",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 125
  },
  "hsl": {
    "h": 245.143,
    "s": 72.414,
    "l": 28.431
  },
  "oklch": {
    "l": 0.29936,
    "c": 0.16388,
    "h": 274
  },
  "luminance": 0.02242
}

Semantic roles & 50–950 ramp

primary

#1D147D

secondary

#A8B23A

accent

#EF39DF

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#08030F

muted

#7B787F

Preview Lab

Preview with #1D147D

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

Preview Lab → · Contrast checker → · Palette generator →