#1D4686#1D4686

#1D4686 is a dark, moderate blue. Relative luminance 0.064; OKLCH L 40.2% C 0.117 H 259.2°. Best body text is #FFFFFF at 9.24:1 contrast (WCAG AA passes).

Color values

HEX	#1D4686
RGB	rgb(29, 70, 134)
HSL	hsl(217, 64%, 32%)
HSV	hsv(217, 78%, 53%)
CMYK	cmyk(78.4%, 47.8%, 0%, 47.5%)
CIE-LAB	lab(30.31, 9.96, -39.97)
CIE-LCH	lch(30.31, 41.19, 284.00°)
OKLab	oklab(40.23% -0.0219 -0.1147)
OKLCH	oklch(40.23% 0.117 259.2)
XYZ	xyz(6.9984, 6.3620, 23.4088)
Luminance	0.0636 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4686 #865D1D

analogous

#1D7B86 #1D4686 #281D86

triadic

#1D4686 #861D46 #46861D

tetradic

#1D4686 #861D7B #865D1D #1D8628

square

#1D4686 #861D7B #865D1D #1D8628

split-complementary

#1D4686 #86281D #7B861D

monochromatic

#071121 #122C54 #1D4686 #2860B8 #467FD7

Accessibility & contrast

On white

9.24

#1D4686 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#1D4686 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4686

9.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4686	#FFFFFF	#000000	##FFFFFF
##1D4686	1.00	9.24	2.27	9.24
#FFFFFF	9.24	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#244C88

Deuteranopia (green-blind)

#094385

Tritanopia (blue-blind)

#00555F

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #1d4686;
/* rgb */ color: rgb(29, 70, 134);
/* oklch */ color: oklch(40.2% 0.117 259.2);

Tailwind

colors: {
  custom: {
    50: '#6978aa',
    500: '#1d4686',
    950: '#000000',
  },
}

SCSS

$custom: #1d4686;
$custom-light: #6978aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4686",
  "rgb": {
    "r": 29,
    "g": 70,
    "b": 134
  },
  "hsl": {
    "h": 216.571,
    "s": 64.417,
    "l": 31.961
  },
  "oklch": {
    "l": 0.40229,
    "c": 0.11676,
    "h": 259.2
  },
  "luminance": 0.06363
}

Semantic roles & 50–950 ramp

primary

#1D4686

secondary

#B98C46

accent

#A640E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070910

muted

#7A7B7F

Preview Lab

Preview with #1D4686

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

Preview Lab → · Contrast checker → · Palette generator →