#1D2272#1D2272

#1D2272 is a dark, vivid blue. Relative luminance 0.026; OKLCH L 30.8% C 0.135 H 272.6°. Best body text is #FFFFFF at 13.78:1 contrast (WCAG AA passes).

Color values

HEX	#1D2272
RGB	rgb(29, 34, 114)
HSL	hsl(236, 59%, 28%)
HSV	hsv(236, 75%, 45%)
CMYK	cmyk(74.6%, 70.2%, 0%, 55.3%)
CIE-LAB	lab(18.45, 27.07, -46.59)
CIE-LCH	lch(18.45, 53.88, 300.16°)
OKLab	oklab(30.81% 0.0062 -0.1347)
OKLCH	oklch(30.81% 0.135 272.6)
XYZ	xyz(4.1150, 2.6198, 16.2051)
Luminance	0.0262 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2272 #726D1D

analogous

#1D4C72 #1D2272 #431D72

triadic

#1D2272 #721D22 #22721D

tetradic

#1D2272 #721D4C #726D1D #1D7243

square

#1D2272 #721D4C #726D1D #1D7243

split-complementary

#1D2272 #72431D #4C721D

monochromatic

#060718 #111341 #1D2272 #2931A3 #3C45CD

Accessibility & contrast

On white

13.78

#1D2272 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#1D2272 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2272

13.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2272	#FFFFFF	#000000	##FFFFFF
##1D2272	1.00	13.78	1.52	13.78
#FFFFFF	13.78	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003174

Deuteranopia (green-blind)

#002970

Tritanopia (blue-blind)

#003747

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #1d2272;
/* rgb */ color: rgb(29, 34, 114);
/* oklch */ color: oklch(30.8% 0.135 272.6);

Tailwind

colors: {
  custom: {
    50: '#675d9b',
    500: '#1d2272',
    950: '#000000',
  },
}

SCSS

$custom: #1d2272;
$custom-light: #675d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2272",
  "rgb": {
    "r": 29,
    "g": 34,
    "b": 114
  },
  "hsl": {
    "h": 236.471,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.30809,
    "c": 0.13481,
    "h": 272.6
  },
  "luminance": 0.0262
}

Semantic roles & 50–950 ramp

primary

#1D2272

secondary

#A6A145

accent

#D945E3

background

#F6F5F9

surface

#EBE9F2

border

#C6C5CC

text

#07040E

muted

#7A797E

Preview Lab

Preview with #1D2272

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

Preview Lab → · Contrast checker → · Palette generator →