#1D4994#1D4994

#1D4994 is a dark, vivid blue. Relative luminance 0.072; OKLCH L 42.0% C 0.133 H 260.4°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#1D4994
RGB	rgb(29, 73, 148)
HSL	hsl(218, 67%, 35%)
HSV	hsv(218, 80%, 58%)
CMYK	cmyk(80.4%, 50.7%, 0%, 42%)
CIE-LAB	lab(32.18, 13.57, -45.56)
CIE-LCH	lch(32.18, 47.54, 286.59°)
OKLab	oklab(41.97% -0.0222 -0.1311)
OKLCH	oklch(41.97% 0.133 260.4)
XYZ	xyz(8.2326, 7.1634, 28.9600)
Luminance	0.0716 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4994 #94681D

analogous

#1D8594 #1D4994 #2C1D94

triadic

#1D4994 #941D49 #49941D

tetradic

#1D4994 #941D85 #94681D #1D942C

square

#1D4994 #941D85 #94681D #1D942C

split-complementary

#1D4994 #942C1D #85941D

monochromatic

#09172E #133061 #1D4994 #2762C7 #4F83DC

Accessibility & contrast

On white

8.63

#1D4994 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#1D4994 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4994

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4994	#FFFFFF	#000000	##FFFFFF
##1D4994	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5197

Deuteranopia (green-blind)

#004793

Tritanopia (blue-blind)

#005B67

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #1d4994;
/* rgb */ color: rgb(29, 73, 148);
/* oklch */ color: oklch(42.0% 0.133 260.4);

Tailwind

colors: {
  custom: {
    50: '#6d7bb4',
    500: '#1d4994',
    950: '#000000',
  },
}

SCSS

$custom: #1d4994;
$custom-light: #6d7bb4;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4994",
  "rgb": {
    "r": 29,
    "g": 73,
    "b": 148
  },
  "hsl": {
    "h": 217.815,
    "s": 67.232,
    "l": 34.706
  },
  "oklch": {
    "l": 0.41974,
    "c": 0.13293,
    "h": 260.4
  },
  "luminance": 0.07164
}

Semantic roles & 50–950 ramp

primary

#1D4994

secondary

#BF954E

accent

#AA3EEA

background

#F7F7FB

surface

#EDEDF6

border

#C8C8D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4994

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

Preview Lab → · Contrast checker → · Palette generator →