#1D1E8F#1D1E8F

#1D1E8F is a dark, vivid blue. Relative luminance 0.032; OKLCH L 33.4% C 0.177 H 271.1°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#1D1E8F
RGB	rgb(29, 30, 143)
HSL	hsl(239, 66%, 34%)
HSV	hsv(239, 80%, 56%)
CMYK	cmyk(79.7%, 79%, 0%, 43.9%)
CIE-LAB	lab(20.72, 40.00, -61.21)
CIE-LCH	lch(20.72, 73.12, 303.16°)
OKLab	oklab(33.37% 0.0035 -0.1772)
OKLCH	oklch(33.37% 0.177 271.1)
XYZ	xyz(5.9272, 3.1723, 26.2812)
Luminance	0.0317 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D1E8F #8F8E1D

analogous

#1D578F #1D1E8F #551D8F

triadic

#1D1E8F #8F1D1E #1E8F1D

tetradic

#1D1E8F #8F1D57 #8F8E1D #1D8F55

square

#1D1E8F #8F1D57 #8F8E1D #1D8F55

split-complementary

#1D1E8F #8F551D #578F1D

monochromatic

#080929 #13135C #1D1E8F #2729C2 #4C4DDB

Accessibility & contrast

On white

12.85

#1D1E8F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#1D1E8F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D1E8F

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D1E8F	#FFFFFF	#000000	##FFFFFF
##1D1E8F	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003792

Deuteranopia (green-blind)

#002C8D

Tritanopia (blue-blind)

#004056

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #1d1e8f;
/* rgb */ color: rgb(29, 30, 143);
/* oklch */ color: oklch(33.4% 0.177 271.1);

Tailwind

colors: {
  custom: {
    50: '#6f5cb1',
    500: '#1d1e8f',
    950: '#000000',
  },
}

SCSS

$custom: #1d1e8f;
$custom-light: #6f5cb1;
$custom-dark: #000000;

JSON

{
  "hex": "#1d1e8f",
  "rgb": {
    "r": 29,
    "g": 30,
    "b": 143
  },
  "hsl": {
    "h": 239.474,
    "s": 66.279,
    "l": 33.725
  },
  "oklch": {
    "l": 0.33371,
    "c": 0.17727,
    "h": 271.1
  },
  "luminance": 0.03173
}

Semantic roles & 50–950 ramp

primary

#1D1E8F

secondary

#BDBC4B

accent

#E83FE9

background

#F7F5FB

surface

#EDE9F6

border

#C8C5D0

text

#090411

muted

#7B7980

Preview Lab

Preview with #1D1E8F

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

Preview Lab → · Contrast checker → · Palette generator →