#1D1669#1D1669

#1D1669 is a dark, vivid blue. Relative luminance 0.019; OKLCH L 27.8% C 0.136 H 276.6°. Best body text is #FFFFFF at 15.32:1 contrast (WCAG AA passes).

Color values

HEX	#1D1669
RGB	rgb(29, 22, 105)
HSL	hsl(245, 65%, 25%)
HSV	hsv(245, 79%, 41%)
CMYK	cmyk(72.4%, 79%, 0%, 58.8%)
CIE-LAB	lab(14.70, 31.47, -46.90)
CIE-LCH	lch(14.70, 56.47, 303.86°)
OKLab	oklab(27.83% 0.0156 -0.1355)
OKLCH	oklch(27.83% 0.136 276.6)
XYZ	xyz(3.3426, 1.8546, 13.5437)
Luminance	0.0186 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1669 #626916

analogous

#163969 #1D1669 #461669

triadic

#1D1669 #691D16 #16691D

tetradic

#1D1669 #691639 #626916 #166946

square

#1D1669 #691639 #626916 #166946

split-complementary

#1D1669 #694616 #396916

monochromatic

#070519 #0F0B36 #1D1669 #2B219C #392BCE

Accessibility & contrast

On white

15.32

#1D1669 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.37

#1D1669 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1669

15.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1669	#FFFFFF	#000000	##FFFFFF
##1D1669	1.00	15.32	1.37	15.32
#FFFFFF	15.32	1.00	21.00	1.00
#000000	1.37	21.00	1.00	21.00
##FFFFFF	15.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00296B

Deuteranopia (green-blind)

#002168

Tritanopia (blue-blind)

#002E3E

Achromatopsia (no color)

#252525

Design tokens & code

CSS

--color: #1d1669;
/* rgb */ color: rgb(29, 22, 105);
/* oklch */ color: oklch(27.8% 0.136 276.6);

Tailwind

colors: {
  custom: {
    50: '#665595',
    500: '#1d1669',
    950: '#000000',
  },
}

SCSS

$custom: #1d1669;
$custom-light: #665595;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1669",
  "rgb": {
    "r": 29,
    "g": 22,
    "b": 105
  },
  "hsl": {
    "h": 245.06,
    "s": 65.354,
    "l": 24.902
  },
  "oklch": {
    "l": 0.27835,
    "c": 0.13642,
    "h": 276.6
  },
  "luminance": 0.01855
}

Semantic roles & 50–950 ramp

primary

#1D1669

secondary

#979F3B

accent

#E83FDA

background

#F6F5F9

surface

#EBE8F2

border

#C6C4CC

text

#07030D

muted

#7A787E

Preview Lab

Preview with #1D1669

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

Preview Lab → · Contrast checker → · Palette generator →