#1D2255#1D2255

#1D2255 is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.0% C 0.092 H 274.6°. Best body text is #FFFFFF at 14.87:1 contrast (WCAG AA passes).

Color values

HEX	#1D2255
RGB	rgb(29, 34, 85)
HSL	hsl(235, 49%, 22%)
HSV	hsv(235, 66%, 33%)
CMYK	cmyk(65.9%, 60%, 0%, 66.7%)
CIE-LAB	lab(15.80, 15.81, -31.79)
CIE-LCH	lch(15.80, 35.51, 296.45°)
OKLab	oklab(28.04% 0.0074 -0.0912)
OKLCH	oklch(28.04% 0.092 274.6)
XYZ	xyz(2.7179, 2.0609, 8.8471)
Luminance	0.0206 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2255 #55501D

analogous

#1D3E55 #1D2255 #341D55

triadic

#1D2255 #551D22 #22551D

tetradic

#1D2255 #551D3E #55501D #1D5534

square

#1D2255 #551D3E #55501D #1D5534

split-complementary

#1D2255 #55341D #3E551D

monochromatic

#080917 #0D1027 #1D2255 #2D3483 #3C47B0

Accessibility & contrast

On white

14.87

#1D2255 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#1D2255 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2255

14.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2255	#FFFFFF	#000000	##FFFFFF
##1D2255	1.00	14.87	1.41	14.87
#FFFFFF	14.87	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A57

Deuteranopia (green-blind)

#002554

Tritanopia (blue-blind)

#002E37

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1d2255;
/* rgb */ color: rgb(29, 34, 85);
/* oklch */ color: oklch(28.0% 0.092 274.6);

Tailwind

colors: {
  custom: {
    50: '#605c85',
    500: '#1d2255',
    950: '#000000',
  },
}

SCSS

$custom: #1d2255;
$custom-light: #605c85;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2255",
  "rgb": {
    "r": 29,
    "g": 34,
    "b": 85
  },
  "hsl": {
    "h": 234.643,
    "s": 49.123,
    "l": 22.353
  },
  "oklch": {
    "l": 0.28036,
    "c": 0.09153,
    "h": 274.6
  },
  "luminance": 0.02061
}

Semantic roles & 50–950 ramp

primary

#1D2255

secondary

#8A8444

accent

#CC4FD9

background

#F5F5F8

surface

#EAE9EF

border

#C6C5CA

text

#05040B

muted

#79797C

Preview Lab

Preview with #1D2255

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

Preview Lab → · Contrast checker → · Palette generator →