#1D147A#1D147A

#1D147A is a dark, vivid blue. Relative luminance 0.022; OKLCH L 29.6% C 0.160 H 274.3°. Best body text is #FFFFFF at 14.65:1 contrast (WCAG AA passes).

Color values

HEX	#1D147A
RGB	rgb(29, 20, 122)
HSL	hsl(245, 72%, 28%)
HSV	hsv(245, 84%, 48%)
CMYK	cmyk(76.2%, 83.6%, 0%, 52.2%)
CIE-LAB	lab(16.34, 38.34, -55.22)
CIE-LCH	lch(16.34, 67.23, 304.77°)
OKLab	oklab(29.57% 0.0121 -0.1597)
OKLCH	oklch(29.57% 0.16 274.3)
XYZ	xyz(4.2685, 2.1662, 18.6017)
Luminance	0.0217 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D147A #717A14

analogous

#143E7A #1D147A #50147A

triadic

#1D147A #7A1D14 #147A1D

tetradic

#1D147A #7A143E #717A14 #147A50

square

#1D147A #7A143E #717A14 #147A50

split-complementary

#1D147A #7A5014 #3E7A14

monochromatic

#06041A #110B45 #1D147A #291DAF #3C2CDC

Accessibility & contrast

On white

14.65

#1D147A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.43

#1D147A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D147A

14.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D147A	#FFFFFF	#000000	##FFFFFF
##1D147A	1.00	14.65	1.43	14.65
#FFFFFF	14.65	1.00	21.00	1.00
#000000	1.43	21.00	1.00	21.00
##FFFFFF	14.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D7D

Deuteranopia (green-blind)

#002478

Tritanopia (blue-blind)

#003448

Achromatopsia (no color)

#282828

Design tokens & code

CSS

--color: #1d147a;
/* rgb */ color: rgb(29, 20, 122);
/* oklch */ color: oklch(29.6% 0.160 274.3);

Tailwind

colors: {
  custom: {
    50: '#6a55a2',
    500: '#1d147a',
    950: '#000000',
  },
}

SCSS

$custom: #1d147a;
$custom-light: #6a55a2;
$custom-dark: #000000;

JSON

{
  "hex": "#1d147a",
  "rgb": {
    "r": 29,
    "g": 20,
    "b": 122
  },
  "hsl": {
    "h": 245.294,
    "s": 71.831,
    "l": 27.843
  },
  "oklch": {
    "l": 0.2957,
    "c": 0.16017,
    "h": 274.3
  },
  "luminance": 0.02167
}

Semantic roles & 50–950 ramp

primary

#1D147A

secondary

#A5B03A

accent

#EF39DF

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#08030F

muted

#7A787F

Preview Lab

Preview with #1D147A

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

Preview Lab → · Contrast checker → · Palette generator →