#1D3296#1D3296

#1D3296 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.4% C 0.165 H 267.8°. Best body text is #FFFFFF at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#1D3296
RGB	rgb(29, 50, 150)
HSL	hsl(230, 68%, 35%)
HSV	hsv(230, 81%, 59%)
CMYK	cmyk(80.7%, 66.7%, 0%, 41.2%)
CIE-LAB	lab(25.99, 30.08, -56.85)
CIE-LCH	lch(25.99, 64.32, 297.88°)
OKLab	oklab(37.38% -0.0064 -0.1646)
OKLCH	oklch(37.38% 0.165 267.8)
XYZ	xyz(7.1504, 4.7436, 29.3870)
Luminance	0.0474 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3296 #96811D

analogous

#1D6E96 #1D3296 #451D96

triadic

#1D3296 #961D32 #32961D

tetradic

#1D3296 #961D6E #96811D #1D9645

square

#1D3296 #961D6E #96811D #1D9645

split-complementary

#1D3296 #96451D #6E961D

monochromatic

#09102F #132163 #1D3296 #2743C9 #5069DD

Accessibility & contrast

On white

10.78

#1D3296 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#1D3296 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3296

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3296	#FFFFFF	#000000	##FFFFFF
##1D3296	1.00	10.78	1.95	10.78
#FFFFFF	10.78	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004399

Deuteranopia (green-blind)

#003894

Tritanopia (blue-blind)

#004D5F

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #1d3296;
/* rgb */ color: rgb(29, 50, 150);
/* oklch */ color: oklch(37.4% 0.165 267.8);

Tailwind

colors: {
  custom: {
    50: '#6f69b6',
    500: '#1d3296',
    950: '#000000',
  },
}

SCSS

$custom: #1d3296;
$custom-light: #6f69b6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3296",
  "rgb": {
    "r": 29,
    "g": 50,
    "b": 150
  },
  "hsl": {
    "h": 229.587,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.37383,
    "c": 0.1647,
    "h": 267.8
  },
  "luminance": 0.04744
}

Semantic roles & 50–950 ramp

primary

#1D3296

secondary

#C0AC4F

accent

#CC3DEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #1D3296

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

Preview Lab → · Contrast checker → · Palette generator →