#1D1368#1D1368

#1D1368 is a dark, vivid blue. Relative luminance 0.017; OKLCH L 27.3% C 0.138 H 277.3°. Best body text is #FFFFFF at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#1D1368
RGB	rgb(29, 19, 104)
HSL	hsl(247, 69%, 24%)
HSV	hsv(247, 82%, 41%)
CMYK	cmyk(72.1%, 81.7%, 0%, 59.2%)
CIE-LAB	lab(13.98, 32.86, -47.44)
CIE-LCH	lch(13.98, 57.71, 304.71°)
OKLab	oklab(27.29% 0.0176 -0.1371)
OKLCH	oklch(27.29% 0.138 277.3)
XYZ	xyz(3.2374, 1.7261, 13.2566)
Luminance	0.0173 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1368 #5E6813

analogous

#133468 #1D1368 #481368

triadic

#1D1368 #681D13 #13681D

tetradic

#1D1368 #681334 #5E6813 #136848

square

#1D1368 #681334 #5E6813 #136848

split-complementary

#1D1368 #684813 #346813

monochromatic

#07051A #0F0A34 #1D1368 #2B1C9C #3A26CF

Accessibility & contrast

On white

15.61

#1D1368 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#1D1368 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1368

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1368	#FFFFFF	#000000	##FFFFFF
##1D1368	1.00	15.61	1.35	15.61
#FFFFFF	15.61	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00276A

Deuteranopia (green-blind)

#002067

Tritanopia (blue-blind)

#002C3D

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #1d1368;
/* rgb */ color: rgb(29, 19, 104);
/* oklch */ color: oklch(27.3% 0.138 277.3);

Tailwind

colors: {
  custom: {
    50: '#665394',
    500: '#1d1368',
    950: '#000000',
  },
}

SCSS

$custom: #1d1368;
$custom-light: #665394;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1368",
  "rgb": {
    "r": 29,
    "g": 19,
    "b": 104
  },
  "hsl": {
    "h": 247.059,
    "s": 69.106,
    "l": 24.118
  },
  "oklch": {
    "l": 0.2729,
    "c": 0.13819,
    "h": 277.3
  },
  "luminance": 0.01726
}

Semantic roles & 50–950 ramp

primary

#1D1368

secondary

#939F37

accent

#EC3CD7

background

#F6F4F9

surface

#EBE7F2

border

#C6C3CC

text

#07020D

muted

#7A787E

Preview Lab

Preview with #1D1368

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

Preview Lab → · Contrast checker → · Palette generator →