#1D209E#1D209E

#1D209E is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.4% C 0.194 H 270.0°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#1D209E
RGB	rgb(29, 32, 158)
HSL	hsl(239, 69%, 37%)
HSV	hsv(239, 82%, 62%)
CMYK	cmyk(81.6%, 79.7%, 0%, 38%)
CIE-LAB	lab(22.87, 43.95, -66.90)
CIE-LCH	lch(22.87, 80.05, 303.30°)
OKLab	oklab(35.39% -0.0001 -0.1938)
OKLCH	oklch(35.39% 0.194 270)
XYZ	xyz(7.1927, 3.7620, 32.6882)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D209E #9E9B1D

analogous

#1D619E #1D209E #5B1D9E

triadic

#1D209E #9E1D20 #209E1D

tetradic

#1D209E #9E1D61 #9E9B1D #1D9E5B

square

#1D209E #9E1D61 #9E9B1D #1D9E5B

split-complementary

#1D209E #9E5B1D #619E1D

monochromatic

#0A0B37 #14166A #1D209E #262AD2 #5659E0

Accessibility & contrast

On white

11.98

#1D209E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#1D209E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D209E

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D209E	#FFFFFF	#000000	##FFFFFF
##1D209E	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003DA2

Deuteranopia (green-blind)

#00309C

Tritanopia (blue-blind)

#00475F

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d209e;
/* rgb */ color: rgb(29, 32, 158);
/* oklch */ color: oklch(35.4% 0.194 270.0);

Tailwind

colors: {
  custom: {
    50: '#735ebc',
    500: '#1d209e',
    950: '#000000',
  },
}

SCSS

$custom: #1d209e;
$custom-light: #735ebc;
$custom-dark: #000000;

JSON

{
  "hex": "#1d209e",
  "rgb": {
    "r": 29,
    "g": 32,
    "b": 158
  },
  "hsl": {
    "h": 238.605,
    "s": 68.984,
    "l": 36.667
  },
  "oklch": {
    "l": 0.35394,
    "c": 0.19376,
    "h": 270
  },
  "luminance": 0.03763
}

Semantic roles & 50–950 ramp

primary

#1D209E

secondary

#C3C154

accent

#E83CEC

background

#F7F5FB

surface

#EEE9F7

border

#C9C5D0

text

#0A0412

muted

#7C7981

Preview Lab

Preview with #1D209E

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

Preview Lab → · Contrast checker → · Palette generator →