#1D3694#1D3694

#1D3694 is a dark, vivid blue. Relative luminance 0.050; OKLCH L 38.0% C 0.157 H 266.9°. Best body text is #FFFFFF at 10.46:1 contrast (WCAG AA passes).

Color values

HEX	#1D3694
RGB	rgb(29, 54, 148)
HSL	hsl(227, 67%, 35%)
HSV	hsv(227, 80%, 58%)
CMYK	cmyk(80.4%, 63.5%, 0%, 42%)
CIE-LAB	lab(26.84, 26.61, -54.23)
CIE-LCH	lch(26.84, 60.41, 296.13°)
OKLab	oklab(37.95% -0.0086 -0.1569)
OKLCH	oklch(37.95% 0.157 266.9)
XYZ	xyz(7.1693, 5.0368, 28.6056)
Luminance	0.0504 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3694 #947B1D

analogous

#1D7294 #1D3694 #401D94

triadic

#1D3694 #941D36 #36941D

tetradic

#1D3694 #941D72 #947B1D #1D9440

square

#1D3694 #941D72 #947B1D #1D9440

split-complementary

#1D3694 #94401D #72941D

monochromatic

#09112E #132361 #1D3694 #2749C7 #4F6DDC

Accessibility & contrast

On white

10.46

#1D3694 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#1D3694 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3694

10.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3694	#FFFFFF	#000000	##FFFFFF
##1D3694	1.00	10.46	2.01	10.46
#FFFFFF	10.46	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004597

Deuteranopia (green-blind)

#003A92

Tritanopia (blue-blind)

#004E5F

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #1d3694;
/* rgb */ color: rgb(29, 54, 148);
/* oklch */ color: oklch(38.0% 0.157 266.9);

Tailwind

colors: {
  custom: {
    50: '#6e6cb4',
    500: '#1d3694',
    950: '#000000',
  },
}

SCSS

$custom: #1d3694;
$custom-light: #6e6cb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3694",
  "rgb": {
    "r": 29,
    "g": 54,
    "b": 148
  },
  "hsl": {
    "h": 227.395,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.37951,
    "c": 0.15712,
    "h": 266.9
  },
  "luminance": 0.05038
}

Semantic roles & 50–950 ramp

primary

#1D3694

secondary

#BFA74E

accent

#C63EEA

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1D3694

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

Preview Lab → · Contrast checker → · Palette generator →