#1D2D9A#1D2D9A

#1D2D9A is a dark, vivid blue. Relative luminance 0.045; OKLCH L 36.9% C 0.176 H 268.6°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#1D2D9A
RGB	rgb(29, 45, 154)
HSL	hsl(232, 68%, 36%)
HSV	hsv(232, 81%, 60%)
CMYK	cmyk(81.2%, 70.8%, 0%, 39.6%)
CIE-LAB	lab(25.17, 34.85, -60.66)
CIE-LCH	lch(25.17, 69.95, 299.88°)
OKLab	oklab(36.9% -0.0041 -0.1757)
OKLCH	oklch(36.9% 0.176 268.6)
XYZ	xyz(7.2758, 4.4702, 31.0450)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D2D9A #9A8A1D

analogous

#1D6B9A #1D2D9A #4B1D9A

triadic

#1D2D9A #9A1D2D #2D9A1D

tetradic

#1D2D9A #9A1D6B #9A8A1D #1D9A4B

square

#1D2D9A #9A1D6B #9A8A1D #1D9A4B

split-complementary

#1D2D9A #9A4B1D #6B9A1D

monochromatic

#0A0F33 #131E66 #1D2D9A #273CCE #5365DF

Accessibility & contrast

On white

11.09

#1D2D9A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#1D2D9A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D2D9A

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D2D9A	#FFFFFF	#000000	##FFFFFF
##1D2D9A	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00429D

Deuteranopia (green-blind)

#003698

Tritanopia (blue-blind)

#004B60

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #1d2d9a;
/* rgb */ color: rgb(29, 45, 154);
/* oklch */ color: oklch(36.9% 0.176 268.6);

Tailwind

colors: {
  custom: {
    50: '#7066b9',
    500: '#1d2d9a',
    950: '#000000',
  },
}

SCSS

$custom: #1d2d9a;
$custom-light: #7066b9;
$custom-dark: #000000;

JSON

{
  "hex": "#1d2d9a",
  "rgb": {
    "r": 29,
    "g": 45,
    "b": 154
  },
  "hsl": {
    "h": 232.32,
    "s": 68.306,
    "l": 35.882
  },
  "oklch": {
    "l": 0.36903,
    "c": 0.17575,
    "h": 268.6
  },
  "luminance": 0.04471
}

Semantic roles & 50–950 ramp

primary

#1D2D9A

secondary

#C2B351

accent

#D53DEB

background

#F7F6FB

surface

#EDEBF6

border

#C8C6D0

text

#090612

muted

#7B7A81

Preview Lab

Preview with #1D2D9A

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

Preview Lab → · Contrast checker → · Palette generator →