#1D247A#1D247A

#1D247A is a dark, vivid blue. Relative luminance 0.029; OKLCH L 32.0% C 0.143 H 271.6°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D247A
RGB	rgb(29, 36, 122)
HSL	hsl(235, 62%, 30%)
HSV	hsv(235, 76%, 48%)
CMYK	cmyk(76.2%, 70.5%, 0%, 52.2%)
CIE-LAB	lab(19.75, 28.76, -49.59)
CIE-LCH	lch(19.75, 57.32, 300.11°)
OKLab	oklab(32% 0.004 -0.1434)
OKLCH	oklch(32% 0.143 271.6)
XYZ	xyz(4.6492, 2.9276, 18.7286)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D247A #7A731D

analogous

#1D537A #1D247A #451D7A

triadic

#1D247A #7A1D24 #247A1D

tetradic

#1D247A #7A1D53 #7A731D #1D7A45

square

#1D247A #7A1D53 #7A731D #1D7A45

split-complementary

#1D247A #7A451D #537A1D

monochromatic

#060719 #111549 #1D247A #2933AB #404BD2

Accessibility & contrast

On white

13.24

#1D247A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#1D247A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D247A

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D247A	#FFFFFF	#000000	##FFFFFF
##1D247A	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347D

Deuteranopia (green-blind)

#002B78

Tritanopia (blue-blind)

#003B4C

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d247a;
/* rgb */ color: rgb(29, 36, 122);
/* oklch */ color: oklch(32.0% 0.143 271.6);

Tailwind

colors: {
  custom: {
    50: '#695fa1',
    500: '#1d247a',
    950: '#000000',
  },
}

SCSS

$custom: #1d247a;
$custom-light: #695fa1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d247a",
  "rgb": {
    "r": 29,
    "g": 36,
    "b": 122
  },
  "hsl": {
    "h": 235.484,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.31996,
    "c": 0.14348,
    "h": 271.6
  },
  "luminance": 0.02928
}

Semantic roles & 50–950 ramp

primary

#1D247A

secondary

#AEA645

accent

#D943E5

background

#F6F5FA

surface

#ECE9F3

border

#C7C5CD

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1D247A

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

Preview Lab → · Contrast checker → · Palette generator →