#1D2684#1D2684

#1D2684 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.4% C 0.155 H 270.6°. Best body text is #FFFFFF at 12.63:1 contrast (WCAG AA passes).

Color values

HEX	#1D2684
RGB	rgb(29, 38, 132)
HSL	hsl(235, 64%, 32%)
HSV	hsv(235, 78%, 52%)
CMYK	cmyk(78%, 71.2%, 0%, 48.2%)
CIE-LAB	lab(21.26, 31.19, -53.45)
CIE-LCH	lch(21.26, 61.89, 300.27°)
OKLab	oklab(33.39% 0.0017 -0.1547)
OKLCH	oklch(33.39% 0.155 270.6)
XYZ	xyz(5.3632, 3.3128, 22.1821)
Luminance	0.0331 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2684 #847B1D

analogous

#1D5A84 #1D2684 #481D84

triadic

#1D2684 #841D26 #26841D

tetradic

#1D2684 #841D5A #847B1D #1D8448

square

#1D2684 #841D5A #847B1D #1D8448

split-complementary

#1D2684 #84481D #5A841D

monochromatic

#070920 #121852 #1D2684 #2834B6 #4552D6

Accessibility & contrast

On white

12.63

#1D2684 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#1D2684 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2684

12.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2684	#FFFFFF	#000000	##FFFFFF
##1D2684	1.00	12.63	1.66	12.63
#FFFFFF	12.63	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003887

Deuteranopia (green-blind)

#002E82

Tritanopia (blue-blind)

#004052

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #1d2684;
/* rgb */ color: rgb(29, 38, 132);
/* oklch */ color: oklch(33.4% 0.155 270.6);

Tailwind

colors: {
  custom: {
    50: '#6b60a9',
    500: '#1d2684',
    950: '#000000',
  },
}

SCSS

$custom: #1d2684;
$custom-light: #6b60a9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2684",
  "rgb": {
    "r": 29,
    "g": 38,
    "b": 132
  },
  "hsl": {
    "h": 234.757,
    "s": 63.975,
    "l": 31.569
  },
  "oklch": {
    "l": 0.33393,
    "c": 0.15471,
    "h": 270.6
  },
  "luminance": 0.03313
}

Semantic roles & 50–950 ramp

primary

#1D2684

secondary

#B7AD46

accent

#D841E7

background

#F7F5FA

surface

#EDE9F4

border

#C8C5CE

text

#080510

muted

#7B797F

Preview Lab

Preview with #1D2684

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

Preview Lab → · Contrast checker → · Palette generator →