#1D4D96#1D4D96

#1D4D96 is a dark, vivid blue. Relative luminance 0.078; OKLCH L 43.0% C 0.131 H 258.9°. Best body text is #FFFFFF at 8.22:1 contrast (WCAG AA passes).

Color values

HEX	#1D4D96
RGB	rgb(29, 77, 150)
HSL	hsl(216, 68%, 35%)
HSV	hsv(216, 81%, 59%)
CMYK	cmyk(80.7%, 48.7%, 0%, 41.2%)
CIE-LAB	lab(33.50, 11.66, -44.64)
CIE-LCH	lch(33.50, 46.14, 284.64°)
OKLab	oklab(43.03% -0.0251 -0.1283)
OKLCH	oklch(43.03% 0.131 258.9)
XYZ	xyz(8.6636, 7.7699, 29.8914)
Luminance	0.0777 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4D96 #96661D

analogous

#1D8A96 #1D4D96 #291D96

triadic

#1D4D96 #961D4D #4D961D

tetradic

#1D4D96 #961D8A #96661D #1D9629

square

#1D4D96 #961D8A #96661D #1D9629

split-complementary

#1D4D96 #96291D #8A961D

monochromatic

#09182F #133363 #1D4D96 #2767C9 #5088DD

Accessibility & contrast

On white

8.22

#1D4D96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.55

#1D4D96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4D96

8.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4D96	#FFFFFF	#000000	##FFFFFF
##1D4D96	1.00	8.22	2.55	8.22
#FFFFFF	8.22	1.00	21.00	1.00
#000000	2.55	21.00	1.00	21.00
##FFFFFF	8.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#245599

Deuteranopia (green-blind)

#004A95

Tritanopia (blue-blind)

#005E6A

Achromatopsia (no color)

#4F4F4F

Design tokens & code

CSS

--color: #1d4d96;
/* rgb */ color: rgb(29, 77, 150);
/* oklch */ color: oklch(43.0% 0.131 258.9);

Tailwind

colors: {
  custom: {
    50: '#6d7eb5',
    500: '#1d4d96',
    950: '#000000',
  },
}

SCSS

$custom: #1d4d96;
$custom-light: #6d7eb5;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4d96",
  "rgb": {
    "r": 29,
    "g": 77,
    "b": 150
  },
  "hsl": {
    "h": 216.198,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.43034,
    "c": 0.13072,
    "h": 258.9
  },
  "luminance": 0.07771
}

Semantic roles & 50–950 ramp

primary

#1D4D96

secondary

#C0934F

accent

#A63DEA

background

#F7F7FB

surface

#EDEEF6

border

#C8C9D0

text

#080911

muted

#7B7B80

Preview Lab

Preview with #1D4D96

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

Preview Lab → · Contrast checker → · Palette generator →