#1D2782#1D2782

#1D2782 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.4% C 0.151 H 270.5°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#1D2782
RGB	rgb(29, 39, 130)
HSL	hsl(234, 64%, 31%)
HSV	hsv(234, 78%, 51%)
CMYK	cmyk(77.7%, 70%, 0%, 49%)
CIE-LAB	lab(21.30, 29.79, -52.12)
CIE-LCH	lch(21.30, 60.03, 299.75°)
OKLab	oklab(33.36% 0.0013 -0.1508)
OKLCH	oklch(33.36% 0.151 270.5)
XYZ	xyz(5.2601, 3.3234, 21.4790)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2782 #82781D

analogous

#1D5982 #1D2782 #451D82

triadic

#1D2782 #821D27 #27821D

tetradic

#1D2782 #821D59 #82781D #1D8245

square

#1D2782 #821D59 #82781D #1D8245

split-complementary

#1D2782 #82451D #59821D

monochromatic

#07091E #121850 #1D2782 #2836B4 #4452D5

Accessibility & contrast

On white

12.61

#1D2782 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1D2782 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2782

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2782	#FFFFFF	#000000	##FFFFFF
##1D2782	1.00	12.61	1.66	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003885

Deuteranopia (green-blind)

#002E80

Tritanopia (blue-blind)

#004051

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1d2782;
/* rgb */ color: rgb(29, 39, 130);
/* oklch */ color: oklch(33.4% 0.151 270.5);

Tailwind

colors: {
  custom: {
    50: '#6b61a7',
    500: '#1d2782',
    950: '#000000',
  },
}

SCSS

$custom: #1d2782;
$custom-light: #6b61a7;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2782",
  "rgb": {
    "r": 29,
    "g": 39,
    "b": 130
  },
  "hsl": {
    "h": 234.059,
    "s": 63.522,
    "l": 31.176
  },
  "oklch": {
    "l": 0.33361,
    "c": 0.15084,
    "h": 270.5
  },
  "luminance": 0.03324
}

Semantic roles & 50–950 ramp

primary

#1D2782

secondary

#B5AA46

accent

#D641E7

background

#F6F5FA

surface

#ECEAF4

border

#C7C6CE

text

#080510

muted

#7A797F

Preview Lab

Preview with #1D2782

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

Preview Lab → · Contrast checker → · Palette generator →