#1D2D66#1D2D66

#1D2D66 is a dark, moderate blue. Relative luminance 0.031; OKLCH L 31.9% C 0.102 H 268.3°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D66
RGB	rgb(29, 45, 102)
HSL	hsl(227, 56%, 26%)
HSV	hsv(227, 72%, 40%)
CMYK	cmyk(71.6%, 55.9%, 0%, 60%)
CIE-LAB	lab(20.43, 14.59, -35.58)
CIE-LCH	lch(20.43, 38.46, 292.29°)
OKLab	oklab(31.94% -0.0031 -0.1022)
OKLCH	oklch(31.94% 0.102 268.3)
XYZ	xyz(3.8425, 3.0969, 12.9631)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D66 #66561D

analogous

#1D5166 #1D2D66 #311D66

triadic

#1D2D66 #661D2D #2D661D

tetradic

#1D2D66 #661D51 #66561D #1D6631

square

#1D2D66 #661D51 #66561D #1D6631

split-complementary

#1D2D66 #66311D #51661D

monochromatic

#070B18 #0F1836 #1D2D66 #2B4296 #3857C5

Accessibility & contrast

On white

12.97

#1D2D66 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#1D2D66 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D66

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D66	#FFFFFF	#000000	##FFFFFF
##1D2D66	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#073568

Deuteranopia (green-blind)

#002E65

Tritanopia (blue-blind)

#003B44

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #1d2d66;
/* rgb */ color: rgb(29, 45, 102);
/* oklch */ color: oklch(31.9% 0.102 268.3);

Tailwind

colors: {
  custom: {
    50: '#636592',
    500: '#1d2d66',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d66;
$custom-light: #636592;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d66",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 102
  },
  "hsl": {
    "h": 226.849,
    "s": 55.725,
    "l": 25.686
  },
  "oklch": {
    "l": 0.31943,
    "c": 0.10228,
    "h": 268.3
  },
  "luminance": 0.03097
}

Semantic roles & 50–950 ramp

primary

#1D2D66

secondary

#9B8844

accent

#BE49DF

background

#F6F6F9

surface

#EBEBF1

border

#C6C6CB

text

#06050D

muted

#7A7A7E

Preview Lab

Preview with #1D2D66

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

Preview Lab → · Contrast checker → · Palette generator →