#1D1F96#1D1F96

#1D1F96 is a dark, vivid blue. Relative luminance 0.034; OKLCH L 34.3% C 0.185 H 270.6°. Best body text is #FFFFFF at 12.44:1 contrast (WCAG AA passes).

Color values

HEX	#1D1F96
RGB	rgb(29, 31, 150)
HSL	hsl(239, 68%, 35%)
HSV	hsv(239, 81%, 59%)
CMYK	cmyk(80.7%, 79.3%, 0%, 41.2%)
CIE-LAB	lab(21.74, 41.81, -63.87)
CIE-LCH	lch(21.74, 76.34, 303.21°)
OKLab	oklab(34.32% 0.0018 -0.185)
OKLCH	oklch(34.32% 0.185 270.6)
XYZ	xyz(6.4998, 3.4425, 29.1701)
Luminance	0.0344 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1F96 #96941D

analogous

#1D5C96 #1D1F96 #571D96

triadic

#1D1F96 #961D1F #1F961D

tetradic

#1D1F96 #961D5C #96941D #1D9657

square

#1D1F96 #961D5C #96941D #1D9657

split-complementary

#1D1F96 #96571D #5C961D

monochromatic

#090A2F #131463 #1D1F96 #272AC9 #5053DD

Accessibility & contrast

On white

12.44

#1D1F96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.69

#1D1F96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1F96

12.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1F96	#FFFFFF	#000000	##FFFFFF
##1D1F96	1.00	12.44	1.69	12.44
#FFFFFF	12.44	1.00	21.00	1.00
#000000	1.69	21.00	1.00	21.00
##FFFFFF	12.44	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A99

Deuteranopia (green-blind)

#002E94

Tritanopia (blue-blind)

#00435A

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #1d1f96;
/* rgb */ color: rgb(29, 31, 150);
/* oklch */ color: oklch(34.3% 0.185 270.6);

Tailwind

colors: {
  custom: {
    50: '#715db6',
    500: '#1d1f96',
    950: '#000000',
  },
}

SCSS

$custom: #1d1f96;
$custom-light: #715db6;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1f96",
  "rgb": {
    "r": 29,
    "g": 31,
    "b": 150
  },
  "hsl": {
    "h": 239.008,
    "s": 67.598,
    "l": 35.098
  },
  "oklch": {
    "l": 0.34324,
    "c": 0.18497,
    "h": 270.6
  },
  "luminance": 0.03443
}

Semantic roles & 50–950 ramp

primary

#1D1F96

secondary

#C0BE4F

accent

#E83DEA

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1D1F96

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

Preview Lab → · Contrast checker → · Palette generator →