#1D4286#1D4286

#1D4286 is a dark, vivid blue. Relative luminance 0.059; OKLCH L 39.3% C 0.122 H 261.3°. Best body text is #FFFFFF at 9.65:1 contrast (WCAG AA passes).

Color values

HEX	#1D4286
RGB	rgb(29, 66, 134)
HSL	hsl(219, 64%, 32%)
HSV	hsv(219, 78%, 53%)
CMYK	cmyk(78.4%, 50.7%, 0%, 47.5%)
CIE-LAB	lab(29.10, 12.71, -41.91)
CIE-LCH	lch(29.10, 43.80, 286.88°)
OKLab	oklab(39.3% -0.0184 -0.1205)
OKLCH	oklch(39.3% 0.122 261.3)
XYZ	xyz(6.7564, 5.8781, 23.3281)
Luminance	0.0588 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D4286 #86611D

analogous

#1D7786 #1D4286 #2D1D86

triadic

#1D4286 #861D42 #42861D

tetradic

#1D4286 #861D77 #86611D #1D862D

square

#1D4286 #861D77 #86611D #1D862D

split-complementary

#1D4286 #862D1D #77861D

monochromatic

#071021 #122954 #1D4286 #285BB8 #4679D7

Accessibility & contrast

On white

9.65

#1D4286 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.18

#1D4286 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D4286

9.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D4286	#FFFFFF	#000000	##FFFFFF
##1D4286	1.00	9.65	2.18	9.65
#FFFFFF	9.65	1.00	21.00	1.00
#000000	2.18	21.00	1.00	21.00
##FFFFFF	9.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A4A88

Deuteranopia (green-blind)

#004085

Tritanopia (blue-blind)

#00525D

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #1d4286;
/* rgb */ color: rgb(29, 66, 134);
/* oklch */ color: oklch(39.3% 0.122 261.3);

Tailwind

colors: {
  custom: {
    50: '#6a75aa',
    500: '#1d4286',
    950: '#000000',
  },
}

SCSS

$custom: #1d4286;
$custom-light: #6a75aa;
$custom-dark: #000000;

JSON

{
  "hex": "#1d4286",
  "rgb": {
    "r": 29,
    "g": 66,
    "b": 134
  },
  "hsl": {
    "h": 218.857,
    "s": 64.417,
    "l": 31.961
  },
  "oklch": {
    "l": 0.39303,
    "c": 0.12187,
    "h": 261.3
  },
  "luminance": 0.05879
}

Semantic roles & 50–950 ramp

primary

#1D4286

secondary

#B99046

accent

#AD40E7

background

#F6F7FA

surface

#ECEDF4

border

#C7C8CE

text

#070810

muted

#7A7B7F

Preview Lab

Preview with #1D4286

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

Preview Lab → · Contrast checker → · Palette generator →