#1D2876#1D2876

#1D2876 is a dark, vivid blue. Relative luminance 0.031; OKLCH L 32.3% C 0.133 H 270.7°. Best body text is #FFFFFF at 12.98:1 contrast (WCAG AA passes).

Color values

HEX	#1D2876
RGB	rgb(29, 40, 118)
HSL	hsl(233, 61%, 29%)
HSV	hsv(233, 75%, 46%)
CMYK	cmyk(75.4%, 66.1%, 0%, 53.7%)
CIE-LAB	lab(20.39, 24.50, -45.99)
CIE-LCH	lch(20.39, 52.11, 298.05°)
OKLab	oklab(32.34% 0.0016 -0.1329)
OKLCH	oklch(32.34% 0.133 270.7)
XYZ	xyz(4.5344, 3.0863, 17.4928)
Luminance	0.0309 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2876 #766B1D

analogous

#1D5576 #1D2876 #3F1D76

triadic

#1D2876 #761D28 #28761D

tetradic

#1D2876 #761D55 #766B1D #1D763F

square

#1D2876 #761D55 #766B1D #1D763F

split-complementary

#1D2876 #763F1D #55761D

monochromatic

#060819 #111745 #1D2876 #2939A7 #3E50D0

Accessibility & contrast

On white

12.98

#1D2876 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1D2876 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2876

12.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2876	#FFFFFF	#000000	##FFFFFF
##1D2876	1.00	12.98	1.62	12.98
#FFFFFF	12.98	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003579

Deuteranopia (green-blind)

#002D75

Tritanopia (blue-blind)

#003C4B

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1d2876;
/* rgb */ color: rgb(29, 40, 118);
/* oklch */ color: oklch(32.3% 0.133 270.7);

Tailwind

colors: {
  custom: {
    50: '#67629e',
    500: '#1d2876',
    950: '#000000',
  },
}

SCSS

$custom: #1d2876;
$custom-light: #67629e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2876",
  "rgb": {
    "r": 29,
    "g": 40,
    "b": 118
  },
  "hsl": {
    "h": 232.584,
    "s": 60.544,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32341,
    "c": 0.13288,
    "h": 270.7
  },
  "luminance": 0.03087
}

Semantic roles & 50–950 ramp

primary

#1D2876

secondary

#AA9D45

accent

#D044E4

background

#F6F5F9

surface

#EBEAF2

border

#C6C6CC

text

#07050E

muted

#7A797E

Preview Lab

Preview with #1D2876

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

Preview Lab → · Contrast checker → · Palette generator →