#1D4A96#1D4A96

#1D4A96 is a dark, vivid blue. Relative luminance 0.074; OKLCH L 42.4% C 0.134 H 260.3°. Best body text is #FFFFFF at 8.49:1 contrast (WCAG AA passes).

Color values

HEX	#1D4A96
RGB	rgb(29, 74, 150)
HSL	hsl(218, 68%, 35%)
HSV	hsv(218, 81%, 59%)
CMYK	cmyk(80.7%, 50.7%, 0%, 41.2%)
CIE-LAB	lab(32.61, 13.70, -46.07)
CIE-LCH	lch(32.61, 48.06, 286.56°)
OKLab	oklab(42.35% -0.0227 -0.1325)
OKLCH	oklch(42.35% 0.134 260.3)
XYZ	xyz(8.4585, 7.3598, 29.8230)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4A96 #96691D

analogous

#1D8696 #1D4A96 #2C1D96

triadic

#1D4A96 #961D4A #4A961D

tetradic

#1D4A96 #961D86 #96691D #1D962C

square

#1D4A96 #961D86 #96691D #1D962C

split-complementary

#1D4A96 #962C1D #86961D

monochromatic

#09172F #133163 #1D4A96 #2763C9 #5085DD

Accessibility & contrast

On white

8.49

#1D4A96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#1D4A96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4A96

8.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4A96	#FFFFFF	#000000	##FFFFFF
##1D4A96	1.00	8.49	2.47	8.49
#FFFFFF	8.49	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5399

Deuteranopia (green-blind)

#004894

Tritanopia (blue-blind)

#005C69

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #1d4a96;
/* rgb */ color: rgb(29, 74, 150);
/* oklch */ color: oklch(42.4% 0.134 260.3);

Tailwind

colors: {
  custom: {
    50: '#6d7bb5',
    500: '#1d4a96',
    950: '#000000',
  },
}

SCSS

$custom: #1d4a96;
$custom-light: #6d7bb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4a96",
  "rgb": {
    "r": 29,
    "g": 74,
    "b": 150
  },
  "hsl": {
    "h": 217.686,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.42354,
    "c": 0.13448,
    "h": 260.3
  },
  "luminance": 0.07361
}

Semantic roles & 50–950 ramp

primary

#1D4A96

secondary

#C0964F

accent

#AA3DEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4A96

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

Preview Lab → · Contrast checker → · Palette generator →