#1D3496#1D3496

#1D3496 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.8% C 0.162 H 267.4°. Best body text is #FFFFFF at 10.59:1 contrast (WCAG AA passes).

Color values

HEX	#1D3496
RGB	rgb(29, 52, 150)
HSL	hsl(229, 68%, 35%)
HSV	hsv(229, 81%, 59%)
CMYK	cmyk(80.7%, 65.3%, 0%, 41.2%)
CIE-LAB	lab(26.50, 28.74, -56.01)
CIE-LCH	lch(26.50, 62.96, 297.16°)
OKLab	oklab(37.76% -0.0075 -0.1621)
OKLCH	oklch(37.76% 0.162 267.4)
XYZ	xyz(7.2378, 4.9184, 29.4161)
Luminance	0.0492 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3496 #967F1D

analogous

#1D7196 #1D3496 #421D96

triadic

#1D3496 #961D34 #34961D

tetradic

#1D3496 #961D71 #967F1D #1D9642

square

#1D3496 #961D71 #967F1D #1D9642

split-complementary

#1D3496 #96421D #71961D

monochromatic

#09102F #132263 #1D3496 #2746C9 #506BDD

Accessibility & contrast

On white

10.59

#1D3496 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#1D3496 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3496

10.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3496	#FFFFFF	#000000	##FFFFFF
##1D3496	1.00	10.59	1.98	10.59
#FFFFFF	10.59	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004599

Deuteranopia (green-blind)

#003994

Tritanopia (blue-blind)

#004E60

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1d3496;
/* rgb */ color: rgb(29, 52, 150);
/* oklch */ color: oklch(37.8% 0.162 267.4);

Tailwind

colors: {
  custom: {
    50: '#6f6bb6',
    500: '#1d3496',
    950: '#000000',
  },
}

SCSS

$custom: #1d3496;
$custom-light: #6f6bb6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3496",
  "rgb": {
    "r": 29,
    "g": 52,
    "b": 150
  },
  "hsl": {
    "h": 228.595,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.37757,
    "c": 0.16229,
    "h": 267.4
  },
  "luminance": 0.04919
}

Semantic roles & 50–950 ramp

primary

#1D3496

secondary

#C0AA4F

accent

#CA3DEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1D3496

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

Preview Lab → · Contrast checker → · Palette generator →