#1D3D93#1D3D93

#1D3D93 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.3% C 0.147 H 264.8°. Best body text is #FFFFFF at 9.81:1 contrast (WCAG AA passes).

Color values

HEX	#1D3D93
RGB	rgb(29, 61, 147)
HSL	hsl(224, 67%, 35%)
HSV	hsv(224, 80%, 58%)
CMYK	cmyk(80.3%, 58.5%, 0%, 42.4%)
CIE-LAB	lab(28.65, 21.41, -50.66)
CIE-LCH	lch(28.65, 55.00, 292.91°)
OKLab	oklab(39.28% -0.0132 -0.1463)
OKLCH	oklch(39.28% 0.147 264.8)
XYZ	xyz(7.4400, 5.7044, 28.3070)
Luminance	0.0570 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3D93 #93731D

analogous

#1D7893 #1D3D93 #381D93

triadic

#1D3D93 #931D3D #3D931D

tetradic

#1D3D93 #931D78 #93731D #1D9338

square

#1D3D93 #931D78 #93731D #1D9338

split-complementary

#1D3D93 #93381D #78931D

monochromatic

#09132D #132860 #1D3D93 #2752C6 #4E75DC

Accessibility & contrast

On white

9.81

#1D3D93 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#1D3D93 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3D93

9.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3D93	#FFFFFF	#000000	##FFFFFF
##1D3D93	1.00	9.81	2.14	9.81
#FFFFFF	9.81	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004996

Deuteranopia (green-blind)

#003E91

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1d3d93;
/* rgb */ color: rgb(29, 61, 147);
/* oklch */ color: oklch(39.3% 0.147 264.8);

Tailwind

colors: {
  custom: {
    50: '#6d72b3',
    500: '#1d3d93',
    950: '#000000',
  },
}

SCSS

$custom: #1d3d93;
$custom-light: #6d72b3;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3d93",
  "rgb": {
    "r": 29,
    "g": 61,
    "b": 147
  },
  "hsl": {
    "h": 223.729,
    "s": 67.045,
    "l": 34.51
  },
  "oklch": {
    "l": 0.39278,
    "c": 0.14688,
    "h": 264.8
  },
  "luminance": 0.05705
}

Semantic roles & 50–950 ramp

primary

#1D3D93

secondary

#BFA04D

accent

#BB3EEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1D3D93

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

Preview Lab → · Contrast checker → · Palette generator →