#1D3E96#1D3E96

#1D3E96 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.7% C 0.150 H 264.7°. Best body text is #FFFFFF at 9.63:1 contrast (WCAG AA passes).

Color values

HEX	#1D3E96
RGB	rgb(29, 62, 150)
HSL	hsl(224, 68%, 35%)
HSV	hsv(224, 81%, 59%)
CMYK	cmyk(80.7%, 58.7%, 0%, 41.2%)
CIE-LAB	lab(29.18, 21.92, -51.64)
CIE-LCH	lch(29.18, 56.10, 293.00°)
OKLab	oklab(39.75% -0.0138 -0.1492)
OKLCH	oklch(39.75% 0.15 264.7)
XYZ	xyz(7.7324, 5.9076, 29.5810)
Luminance	0.0591 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3E96 #96751D

analogous

#1D7B96 #1D3E96 #381D96

triadic

#1D3E96 #961D3E #3E961D

tetradic

#1D3E96 #961D7B #96751D #1D9638

square

#1D3E96 #961D7B #96751D #1D9638

split-complementary

#1D3E96 #96381D #7B961D

monochromatic

#09142F #132963 #1D3E96 #2753C9 #5077DD

Accessibility & contrast

On white

9.63

#1D3E96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1D3E96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3E96

9.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3E96	#FFFFFF	#000000	##FFFFFF
##1D3E96	1.00	9.63	2.18	9.63
#FFFFFF	9.63	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004B99

Deuteranopia (green-blind)

#003F94

Tritanopia (blue-blind)

#005463

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1d3e96;
/* rgb */ color: rgb(29, 62, 150);
/* oklch */ color: oklch(39.7% 0.150 264.7);

Tailwind

colors: {
  custom: {
    50: '#6e72b6',
    500: '#1d3e96',
    950: '#000000',
  },
}

SCSS

$custom: #1d3e96;
$custom-light: #6e72b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3e96",
  "rgb": {
    "r": 29,
    "g": 62,
    "b": 150
  },
  "hsl": {
    "h": 223.636,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.39748,
    "c": 0.1498,
    "h": 264.7
  },
  "luminance": 0.05908
}

Semantic roles & 50–950 ramp

primary

#1D3E96

secondary

#C0A14F

accent

#BB3DEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D3E96

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

Preview Lab → · Contrast checker → · Palette generator →