#1D3276#1D3276

#1D3276 is a dark, moderate blue. Relative luminance 0.038; OKLCH L 34.4% C 0.120 H 266.9°. Best body text is #FFFFFF at 11.86:1 contrast (WCAG AA passes).

Color values

HEX	#1D3276
RGB	rgb(29, 50, 118)
HSL	hsl(226, 61%, 29%)
HSV	hsv(226, 75%, 46%)
CMYK	cmyk(75.4%, 57.6%, 0%, 53.7%)
CIE-LAB	lab(23.17, 17.46, -41.46)
CIE-LCH	lch(23.17, 44.98, 292.84°)
OKLab	oklab(34.41% -0.0064 -0.1194)
OKLCH	oklch(34.41% 0.12 266.9)
XYZ	xyz(4.9162, 3.8499, 17.6200)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3276 #76611D

analogous

#1D5F76 #1D3276 #351D76

triadic

#1D3276 #761D32 #32761D

tetradic

#1D3276 #761D5F #76611D #1D7635

square

#1D3276 #761D5F #76611D #1D7635

split-complementary

#1D3276 #76351D #5F761D

monochromatic

#060A19 #111D45 #1D3276 #2947A7 #3E60D0

Accessibility & contrast

On white

11.86

#1D3276 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#1D3276 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3276

11.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3276	#FFFFFF	#000000	##FFFFFF
##1D3276	1.00	11.86	1.77	11.86
#FFFFFF	11.86	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C78

Deuteranopia (green-blind)

#003375

Tritanopia (blue-blind)

#00434E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d3276;
/* rgb */ color: rgb(29, 50, 118);
/* oklch */ color: oklch(34.4% 0.120 266.9);

Tailwind

colors: {
  custom: {
    50: '#67699e',
    500: '#1d3276',
    950: '#000000',
  },
}

SCSS

$custom: #1d3276;
$custom-light: #67699e;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3276",
  "rgb": {
    "r": 29,
    "g": 50,
    "b": 118
  },
  "hsl": {
    "h": 225.843,
    "s": 60.544,
    "l": 28.824
  },
  "oklch": {
    "l": 0.34412,
    "c": 0.1196,
    "h": 266.9
  },
  "luminance": 0.0385
}

Semantic roles & 50–950 ramp

primary

#1D3276

secondary

#AA9245

accent

#BE44E4

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060E

muted

#7A7A7E

Preview Lab

Preview with #1D3276

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

Preview Lab → · Contrast checker → · Palette generator →