#1D3D94#1D3D94

#1D3D94 is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.4% C 0.148 H 264.9°. Best body text is #FFFFFF at 9.78:1 contrast (WCAG AA passes).

Color values

HEX	#1D3D94
RGB	rgb(29, 61, 148)
HSL	hsl(224, 67%, 35%)
HSV	hsv(224, 80%, 58%)
CMYK	cmyk(80.4%, 58.8%, 0%, 42%)
CIE-LAB	lab(28.74, 21.81, -51.14)
CIE-LCH	lch(28.74, 55.59, 293.10°)
OKLab	oklab(39.37% -0.0132 -0.1477)
OKLCH	oklch(39.37% 0.148 264.9)
XYZ	xyz(7.5188, 5.7359, 28.7221)
Luminance	0.0574 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D3D94 #94741D

analogous

#1D7894 #1D3D94 #391D94

triadic

#1D3D94 #941D3D #3D941D

tetradic

#1D3D94 #941D78 #94741D #1D9439

square

#1D3D94 #941D78 #94741D #1D9439

split-complementary

#1D3D94 #94391D #78941D

monochromatic

#09132E #132861 #1D3D94 #2752C7 #4F75DC

Accessibility & contrast

On white

9.78

#1D3D94 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.15

#1D3D94 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D3D94

9.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D3D94	#FFFFFF	#000000	##FFFFFF
##1D3D94	1.00	9.78	2.15	9.78
#FFFFFF	9.78	1.00	21.00	1.00
#000000	2.15	21.00	1.00	21.00
##FFFFFF	9.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004997

Deuteranopia (green-blind)

#003E92

Tritanopia (blue-blind)

#005362

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #1d3d94;
/* rgb */ color: rgb(29, 61, 148);
/* oklch */ color: oklch(39.4% 0.148 264.9);

Tailwind

colors: {
  custom: {
    50: '#6d72b4',
    500: '#1d3d94',
    950: '#000000',
  },
}

SCSS

$custom: #1d3d94;
$custom-light: #6d72b4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d3d94",
  "rgb": {
    "r": 29,
    "g": 61,
    "b": 148
  },
  "hsl": {
    "h": 223.866,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.39365,
    "c": 0.14828,
    "h": 264.9
  },
  "luminance": 0.05737
}

Semantic roles & 50–950 ramp

primary

#1D3D94

secondary

#BFA14E

accent

#BC3EEA

background

#F7F6FB

surface

#EDECF6

border

#C8C7D0

text

#080711

muted

#7B7A80

Preview Lab

Preview with #1D3D94

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

Preview Lab → · Contrast checker → · Palette generator →