#1D3E92#1D3E92

#1D3E92 is a dark, vivid blue. Relative luminance 0.058; OKLCH L 39.4% C 0.144 H 264.4°. Best body text is #FFFFFF at 9.74:1 contrast (WCAG AA passes).

Color values

HEX	#1D3E92
RGB	rgb(29, 62, 146)
HSL	hsl(223, 67%, 34%)
HSV	hsv(223, 80%, 57%)
CMYK	cmyk(80.1%, 57.5%, 0%, 42.7%)
CIE-LAB	lab(28.85, 20.32, -49.72)
CIE-LCH	lch(28.85, 53.71, 292.23°)
OKLab	oklab(39.4% -0.014 -0.1435)
OKLCH	oklch(39.4% 0.144 264.4)
XYZ	xyz(7.4158, 5.7809, 27.9135)
Luminance	0.0578 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3E92 #92711D

analogous

#1D7992 #1D3E92 #371D92

triadic

#1D3E92 #921D3E #3E921D

tetradic

#1D3E92 #921D79 #92711D #1D9237

square

#1D3E92 #921D79 #92711D #1D9237

split-complementary

#1D3E92 #92371D #79921D

monochromatic

#09132C #13285F #1D3E92 #2754C5 #4E76DC

Accessibility & contrast

On white

9.74

#1D3E92 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.16

#1D3E92 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3E92

9.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3E92	#FFFFFF	#000000	##FFFFFF
##1D3E92	1.00	9.74	2.16	9.74
#FFFFFF	9.74	1.00	21.00	1.00
#000000	2.16	21.00	1.00	21.00
##FFFFFF	9.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004A95

Deuteranopia (green-blind)

#003F90

Tritanopia (blue-blind)

#005361

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1d3e92;
/* rgb */ color: rgb(29, 62, 146);
/* oklch */ color: oklch(39.4% 0.144 264.4);

Tailwind

colors: {
  custom: {
    50: '#6d72b3',
    500: '#1d3e92',
    950: '#000000',
  },
}

SCSS

$custom: #1d3e92;
$custom-light: #6d72b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3e92",
  "rgb": {
    "r": 29,
    "g": 62,
    "b": 146
  },
  "hsl": {
    "h": 223.077,
    "s": 66.857,
    "l": 34.314
  },
  "oklch": {
    "l": 0.39402,
    "c": 0.14419,
    "h": 264.4
  },
  "luminance": 0.05782
}

Semantic roles & 50–950 ramp

primary

#1D3E92

secondary

#BE9E4C

accent

#B93EEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080811

muted

#7B7B80

Preview Lab

Preview with #1D3E92

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

Preview Lab → · Contrast checker → · Palette generator →