#1D3D96#1D3D96

#1D3D96 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.5% C 0.151 H 265.0°. Best body text is #FFFFFF at 9.72:1 contrast (WCAG AA passes).

Color values

HEX	#1D3D96
RGB	rgb(29, 61, 150)
HSL	hsl(224, 68%, 35%)
HSV	hsv(224, 81%, 59%)
CMYK	cmyk(80.7%, 59.3%, 0%, 41.2%)
CIE-LAB	lab(28.90, 22.61, -52.09)
CIE-LCH	lch(28.90, 56.78, 293.46°)
OKLab	oklab(39.54% -0.0131 -0.1505)
OKLCH	oklch(39.54% 0.151 265)
XYZ	xyz(7.6785, 5.7998, 29.5630)
Luminance	0.0580 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3D96 #96761D

analogous

#1D7A96 #1D3D96 #391D96

triadic

#1D3D96 #961D3D #3D961D

tetradic

#1D3D96 #961D7A #96761D #1D9639

square

#1D3D96 #961D7A #96761D #1D9639

split-complementary

#1D3D96 #96391D #7A961D

monochromatic

#09132F #132863 #1D3D96 #2752C9 #5075DD

Accessibility & contrast

On white

9.72

#1D3D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#1D3D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3D96

9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3D96	#FFFFFF	#000000	##FFFFFF
##1D3D96	1.00	9.72	2.16	9.72
#FFFFFF	9.72	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A99

Deuteranopia (green-blind)

#003F94

Tritanopia (blue-blind)

#005363

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1d3d96;
/* rgb */ color: rgb(29, 61, 150);
/* oklch */ color: oklch(39.5% 0.151 265.0);

Tailwind

colors: {
  custom: {
    50: '#6e72b6',
    500: '#1d3d96',
    950: '#000000',
  },
}

SCSS

$custom: #1d3d96;
$custom-light: #6e72b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3d96",
  "rgb": {
    "r": 29,
    "g": 61,
    "b": 150
  },
  "hsl": {
    "h": 224.132,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.39541,
    "c": 0.15106,
    "h": 265
  },
  "luminance": 0.05801
}

Semantic roles & 50–950 ramp

primary

#1D3D96

secondary

#C0A24F

accent

#BD3DEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1D3D96

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

Preview Lab → · Contrast checker → · Palette generator →