#1D4782#1D4782

#1D4782 is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.2% C 0.110 H 257.6°. Best body text is #FFFFFF at 9.23:1 contrast (WCAG AA passes).

Color values

HEX	#1D4782
RGB	rgb(29, 71, 130)
HSL	hsl(215, 64%, 31%)
HSV	hsv(215, 78%, 51%)
CMYK	cmyk(77.7%, 45.4%, 0%, 49%)
CIE-LAB	lab(30.35, 7.67, -37.43)
CIE-LCH	lch(30.35, 38.20, 281.58°)
OKLab	oklab(40.17% -0.0236 -0.1072)
OKLCH	oklch(40.17% 0.11 257.6)
XYZ	xyz(6.7877, 6.3786, 21.9882)
Luminance	0.0638 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4782 #82581D

analogous

#1D7982 #1D4782 #261D82

triadic

#1D4782 #821D47 #47821D

tetradic

#1D4782 #821D79 #82581D #1D8226

square

#1D4782 #821D79 #82581D #1D8226

split-complementary

#1D4782 #82261D #79821D

monochromatic

#07101E #122C50 #1D4782 #2862B4 #4480D5

Accessibility & contrast

On white

9.23

#1D4782 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.28

#1D4782 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4782

9.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4782	#FFFFFF	#000000	##FFFFFF
##1D4782	1.00	9.23	2.28	9.23
#FFFFFF	9.23	1.00	21.00	1.00
#000000	2.28	21.00	1.00	21.00
##FFFFFF	9.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#294C84

Deuteranopia (green-blind)

#164381

Tritanopia (blue-blind)

#00555E

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d4782;
/* rgb */ color: rgb(29, 71, 130);
/* oklch */ color: oklch(40.2% 0.110 257.6);

Tailwind

colors: {
  custom: {
    50: '#6879a7',
    500: '#1d4782',
    950: '#000000',
  },
}

SCSS

$custom: #1d4782;
$custom-light: #6879a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4782",
  "rgb": {
    "r": 29,
    "g": 71,
    "b": 130
  },
  "hsl": {
    "h": 215.05,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.40174,
    "c": 0.10976,
    "h": 257.6
  },
  "luminance": 0.06379
}

Semantic roles & 50–950 ramp

primary

#1D4782

secondary

#B58746

accent

#A241E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#07090F

muted

#7A7B7F

Preview Lab

Preview with #1D4782

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

Preview Lab → · Contrast checker → · Palette generator →