#1D4E96#1D4E96

#1D4E96 is a dark, vivid blue. Relative luminance 0.079; OKLCH L 43.3% C 0.129 H 258.4°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#1D4E96
RGB	rgb(29, 78, 150)
HSL	hsl(216, 68%, 35%)
HSV	hsv(216, 81%, 59%)
CMYK	cmyk(80.7%, 48%, 0%, 41.2%)
CIE-LAB	lab(33.80, 10.99, -44.16)
CIE-LCH	lch(33.80, 45.51, 283.97°)
OKLab	oklab(43.26% -0.026 -0.1268)
OKLCH	oklch(43.26% 0.129 258.4)
XYZ	xyz(8.7341, 7.9110, 29.9149)
Luminance	0.0791 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4E96 #96651D

analogous

#1D8B96 #1D4E96 #281D96

triadic

#1D4E96 #961D4E #4E961D

tetradic

#1D4E96 #961D8B #96651D #1D9628

square

#1D4E96 #961D8B #96651D #1D9628

split-complementary

#1D4E96 #96281D #8B961D

monochromatic

#09192F #133363 #1D4E96 #2769C9 #5089DD

Accessibility & contrast

On white

8.13

#1D4E96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#1D4E96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4E96

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4E96	#FFFFFF	#000000	##FFFFFF
##1D4E96	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#265599

Deuteranopia (green-blind)

#024A95

Tritanopia (blue-blind)

#005F6A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1d4e96;
/* rgb */ color: rgb(29, 78, 150);
/* oklch */ color: oklch(43.3% 0.129 258.4);

Tailwind

colors: {
  custom: {
    50: '#6d7fb5',
    500: '#1d4e96',
    950: '#000000',
  },
}

SCSS

$custom: #1d4e96;
$custom-light: #6d7fb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4e96",
  "rgb": {
    "r": 29,
    "g": 78,
    "b": 150
  },
  "hsl": {
    "h": 215.702,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43263,
    "c": 0.12948,
    "h": 258.4
  },
  "luminance": 0.07912
}

Semantic roles & 50–950 ramp

primary

#1D4E96

secondary

#C0924F

accent

#A43DEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080A11

muted

#7B7C80

Preview Lab

Preview with #1D4E96

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

Preview Lab → · Contrast checker → · Palette generator →