#1D2C72#1D2C72

#1D2C72 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 32.8% C 0.122 H 269.3°. Best body text is #FFFFFF at 12.69:1 contrast (WCAG AA passes).

Color values

HEX	#1D2C72
RGB	rgb(29, 44, 114)
HSL	hsl(229, 59%, 28%)
HSV	hsv(229, 75%, 45%)
CMYK	cmyk(74.6%, 61.4%, 0%, 55.3%)
CIE-LAB	lab(21.12, 20.12, -42.23)
CIE-LCH	lch(21.12, 46.77, 295.48°)
OKLab	oklab(32.77% -0.0015 -0.1218)
OKLCH	oklch(32.77% 0.122 269.3)
XYZ	xyz(4.4436, 3.2770, 16.3147)
Luminance	0.0328 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2C72 #72631D

analogous

#1D5672 #1D2C72 #381D72

triadic

#1D2C72 #721D2C #2C721D

tetradic

#1D2C72 #721D56 #72631D #1D7238

square

#1D2C72 #721D56 #72631D #1D7238

split-complementary

#1D2C72 #72381D #56721D

monochromatic

#060918 #111941 #1D2C72 #293FA3 #3C56CD

Accessibility & contrast

On white

12.69

#1D2C72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1D2C72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2C72

12.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2C72	#FFFFFF	#000000	##FFFFFF
##1D2C72	1.00	12.69	1.66	12.69
#FFFFFF	12.69	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003774

Deuteranopia (green-blind)

#002F71

Tritanopia (blue-blind)

#003D4A

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1d2c72;
/* rgb */ color: rgb(29, 44, 114);
/* oklch */ color: oklch(32.8% 0.122 269.3);

Tailwind

colors: {
  custom: {
    50: '#66649b',
    500: '#1d2c72',
    950: '#000000',
  },
}

SCSS

$custom: #1d2c72;
$custom-light: #66649b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2c72",
  "rgb": {
    "r": 29,
    "g": 44,
    "b": 114
  },
  "hsl": {
    "h": 229.412,
    "s": 59.441,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32773,
    "c": 0.12179,
    "h": 269.3
  },
  "luminance": 0.03277
}

Semantic roles & 50–950 ramp

primary

#1D2C72

secondary

#A69545

accent

#C745E3

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#06050E

muted

#7A7A7E

Preview Lab

Preview with #1D2C72

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

Preview Lab → · Contrast checker → · Palette generator →