#1D205C#1D205C

#1D205C is a dark, moderate blue. Relative luminance 0.021; OKLCH L 28.2% C 0.105 H 275.2°. Best body text is #FFFFFF at 14.86:1 contrast (WCAG AA passes).

Color values

HEX	#1D205C
RGB	rgb(29, 32, 92)
HSL	hsl(237, 52%, 24%)
HSV	hsv(237, 68%, 36%)
CMYK	cmyk(68.5%, 65.2%, 0%, 63.9%)
CIE-LAB	lab(15.83, 20.00, -36.44)
CIE-LCH	lch(15.83, 41.56, 298.75°)
OKLab	oklab(28.25% 0.0095 -0.1049)
OKLCH	oklch(28.25% 0.105 275.2)
XYZ	xyz(2.9543, 2.0667, 10.3664)
Luminance	0.0207 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D205C #5C591D

analogous

#1D3F5C #1D205C #391D5C

triadic

#1D205C #5C1D20 #205C1D

tetradic

#1D205C #5C1D3F #5C591D #1D5C39

square

#1D205C #5C1D3F #5C591D #1D5C39

split-complementary

#1D205C #5C391D #3F5C1D

monochromatic

#070817 #0E102D #1D205C #2C308B #3A40B9

Accessibility & contrast

On white

14.86

#1D205C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#1D205C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D205C

14.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D205C	#FFFFFF	#000000	##FFFFFF
##1D205C	1.00	14.86	1.41	14.86
#FFFFFF	14.86	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5E

Deuteranopia (green-blind)

#00255B

Tritanopia (blue-blind)

#002F3A

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1d205c;
/* rgb */ color: rgb(29, 32, 92);
/* oklch */ color: oklch(28.2% 0.105 275.2);

Tailwind

colors: {
  custom: {
    50: '#625b8b',
    500: '#1d205c',
    950: '#000000',
  },
}

SCSS

$custom: #1d205c;
$custom-light: #625b8b;
$custom-dark: #000000;

JSON

{
  "hex": "#1d205c",
  "rgb": {
    "r": 29,
    "g": 32,
    "b": 92
  },
  "hsl": {
    "h": 237.143,
    "s": 52.066,
    "l": 23.725
  },
  "oklch": {
    "l": 0.28247,
    "c": 0.10535,
    "h": 275.2
  },
  "luminance": 0.02067
}

Semantic roles & 50–950 ramp

primary

#1D205C

secondary

#918D44

accent

#D54CDC

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05040C

muted

#7A797D

Preview Lab

Preview with #1D205C

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

Preview Lab → · Contrast checker → · Palette generator →