#1D4082#1D4082

#1D4082 is a dark, moderate blue. Relative luminance 0.055; OKLCH L 38.5% C 0.119 H 261.6°. Best body text is #FFFFFF at 9.96:1 contrast (WCAG AA passes).

Color values

HEX	#1D4082
RGB	rgb(29, 64, 130)
HSL	hsl(219, 64%, 31%)
HSV	hsv(219, 78%, 51%)
CMYK	cmyk(77.7%, 50.8%, 0%, 49%)
CIE-LAB	lab(28.22, 12.48, -40.85)
CIE-LCH	lch(28.22, 42.71, 286.99°)
OKLab	oklab(38.54% -0.0173 -0.1174)
OKLCH	oklch(38.54% 0.119 261.6)
XYZ	xyz(6.3679, 5.5390, 21.8483)
Luminance	0.0554 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4082 #825F1D

analogous

#1D7282 #1D4082 #2C1D82

triadic

#1D4082 #821D40 #40821D

tetradic

#1D4082 #821D72 #825F1D #1D822C

square

#1D4082 #821D72 #825F1D #1D822C

split-complementary

#1D4082 #822C1D #72821D

monochromatic

#070F1E #122750 #1D4082 #2859B4 #4476D5

Accessibility & contrast

On white

9.96

#1D4082 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#1D4082 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4082

9.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4082	#FFFFFF	#000000	##FFFFFF
##1D4082	1.00	9.96	2.11	9.96
#FFFFFF	9.96	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4784

Deuteranopia (green-blind)

#003E81

Tritanopia (blue-blind)

#00505A

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #1d4082;
/* rgb */ color: rgb(29, 64, 130);
/* oklch */ color: oklch(38.5% 0.119 261.6);

Tailwind

colors: {
  custom: {
    50: '#6974a7',
    500: '#1d4082',
    950: '#000000',
  },
}

SCSS

$custom: #1d4082;
$custom-light: #6974a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4082",
  "rgb": {
    "r": 29,
    "g": 64,
    "b": 130
  },
  "hsl": {
    "h": 219.208,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.38535,
    "c": 0.11866,
    "h": 261.6
  },
  "luminance": 0.0554
}

Semantic roles & 50–950 ramp

primary

#1D4082

secondary

#B58F46

accent

#AD41E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07080F

muted

#7A7B7F

Preview Lab

Preview with #1D4082

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

Preview Lab → · Contrast checker → · Palette generator →