#1D229C#1D229C

#1D229C is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.4% C 0.190 H 269.9°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#1D229C
RGB	rgb(29, 34, 156)
HSL	hsl(238, 69%, 36%)
HSV	hsv(238, 81%, 61%)
CMYK	cmyk(81.4%, 78.2%, 0%, 38.8%)
CIE-LAB	lab(23.02, 42.18, -65.44)
CIE-LCH	lch(23.02, 77.86, 302.81°)
OKLab	oklab(35.43% -0.0003 -0.1895)
OKLCH	oklch(35.43% 0.19 269.9)
XYZ	xyz(7.0774, 3.8047, 31.8074)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D229C #9C971D

analogous

#1D629C #1D229C #581D9C

triadic

#1D229C #9C1D22 #229C1D

tetradic

#1D229C #9C1D62 #9C971D #1D9C58

square

#1D229C #9C1D62 #9C971D #1D9C58

split-complementary

#1D229C #9C581D #629C1D

monochromatic

#0A0C35 #131768 #1D229C #272DD0 #545ADF

Accessibility & contrast

On white

11.92

#1D229C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#1D229C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D229C

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D229C	#FFFFFF	#000000	##FFFFFF
##1D229C	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D9F

Deuteranopia (green-blind)

#00309A

Tritanopia (blue-blind)

#00475E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #1d229c;
/* rgb */ color: rgb(29, 34, 156);
/* oklch */ color: oklch(35.4% 0.190 269.9);

Tailwind

colors: {
  custom: {
    50: '#725fbb',
    500: '#1d229c',
    950: '#000000',
  },
}

SCSS

$custom: #1d229c;
$custom-light: #725fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#1d229c",
  "rgb": {
    "r": 29,
    "g": 34,
    "b": 156
  },
  "hsl": {
    "h": 237.638,
    "s": 68.649,
    "l": 36.275
  },
  "oklch": {
    "l": 0.35429,
    "c": 0.18954,
    "h": 269.9
  },
  "luminance": 0.03806
}

Semantic roles & 50–950 ramp

primary

#1D229C

secondary

#C2BE52

accent

#E53CEB

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#090512

muted

#7B7981

Preview Lab

Preview with #1D229C

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

Preview Lab → · Contrast checker → · Palette generator →