#1D247C#1D247C

#1D247C is a dark, vivid blue. Relative luminance 0.030; OKLCH L 32.2% C 0.146 H 271.5°. Best body text is #FFFFFF at 13.16:1 contrast (WCAG AA passes).

Color values

HEX	#1D247C
RGB	rgb(29, 36, 124)
HSL	hsl(236, 62%, 30%)
HSV	hsv(236, 77%, 49%)
CMYK	cmyk(76.6%, 71%, 0%, 51.4%)
CIE-LAB	lab(19.95, 29.51, -50.53)
CIE-LCH	lch(19.95, 58.51, 300.29°)
OKLab	oklab(32.21% 0.0038 -0.1462)
OKLCH	oklch(32.21% 0.146 271.5)
XYZ	xyz(4.7744, 2.9777, 19.3880)
Luminance	0.0298 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D247C #7C751D

analogous

#1D537C #1D247C #461D7C

triadic

#1D247C #7C1D24 #247C1D

tetradic

#1D247C #7C1D53 #7C751D #1D7C46

square

#1D247C #7C1D53 #7C751D #1D7C46

split-complementary

#1D247C #7C461D #537C1D

monochromatic

#060719 #11164A #1D247C #2932AE #414CD3

Accessibility & contrast

On white

13.16

#1D247C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#1D247C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D247C

13.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D247C	#FFFFFF	#000000	##FFFFFF
##1D247C	1.00	13.16	1.60	13.16
#FFFFFF	13.16	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357F

Deuteranopia (green-blind)

#002C7A

Tritanopia (blue-blind)

#003C4D

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #1d247c;
/* rgb */ color: rgb(29, 36, 124);
/* oklch */ color: oklch(32.2% 0.146 271.5);

Tailwind

colors: {
  custom: {
    50: '#695fa3',
    500: '#1d247c',
    950: '#000000',
  },
}

SCSS

$custom: #1d247c;
$custom-light: #695fa3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d247c",
  "rgb": {
    "r": 29,
    "g": 36,
    "b": 124
  },
  "hsl": {
    "h": 235.579,
    "s": 62.092,
    "l": 30
  },
  "oklch": {
    "l": 0.32205,
    "c": 0.14622,
    "h": 271.5
  },
  "luminance": 0.02978
}

Semantic roles & 50–950 ramp

primary

#1D247C

secondary

#B0A845

accent

#D943E5

background

#F6F5FA

surface

#ECE9F4

border

#C7C5CE

text

#07040F

muted

#7A797F

Preview Lab

Preview with #1D247C

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

Preview Lab → · Contrast checker → · Palette generator →