#1D205A#1D205A

#1D205A is a dark, moderate blue. Relative luminance 0.020; OKLCH L 28.1% C 0.102 H 275.4°. Best body text is #FFFFFF at 14.93:1 contrast (WCAG AA passes).

Color values

HEX	#1D205A
RGB	rgb(29, 32, 90)
HSL	hsl(237, 51%, 23%)
HSV	hsv(237, 68%, 35%)
CMYK	cmyk(67.8%, 64.4%, 0%, 64.7%)
CIE-LAB	lab(15.66, 19.22, -35.39)
CIE-LCH	lch(15.66, 40.27, 298.50°)
OKLab	oklab(28.06% 0.0096 -0.1018)
OKLCH	oklch(28.06% 0.102 275.4)
XYZ	xyz(2.8681, 2.0322, 9.9120)
Luminance	0.0203 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#1D205A #5A571D

analogous

#1D3E5A #1D205A #381D5A

triadic

#1D205A #5A1D20 #205A1D

tetradic

#1D205A #5A1D3E #5A571D #1D5A38

square

#1D205A #5A1D3E #5A571D #1D5A38

split-complementary

#1D205A #5A381D #3E5A1D

monochromatic

#070817 #0E102C #1D205A #2C3088 #3B41B7

Accessibility & contrast

On white

14.93

#1D205A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.41

#1D205A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #1D205A

14.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##1D205A	#FFFFFF	#000000	##FFFFFF
##1D205A	1.00	14.93	1.41	14.93
#FFFFFF	14.93	1.00	21.00	1.00
#000000	1.41	21.00	1.00	21.00
##FFFFFF	14.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5C

Deuteranopia (green-blind)

#002459

Tritanopia (blue-blind)

#002E39

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #1d205a;
/* rgb */ color: rgb(29, 32, 90);
/* oklch */ color: oklch(28.1% 0.102 275.4);

Tailwind

colors: {
  custom: {
    50: '#615b89',
    500: '#1d205a',
    950: '#000000',
  },
}

SCSS

$custom: #1d205a;
$custom-light: #615b89;
$custom-dark: #000000;

JSON

{
  "hex": "#1d205a",
  "rgb": {
    "r": 29,
    "g": 32,
    "b": 90
  },
  "hsl": {
    "h": 237.049,
    "s": 51.261,
    "l": 23.333
  },
  "oklch": {
    "l": 0.2806,
    "c": 0.10229,
    "h": 275.4
  },
  "luminance": 0.02032
}

Semantic roles & 50–950 ramp

primary

#1D205A

secondary

#8F8B44

accent

#D44DDB

background

#F6F5F8

surface

#EBE9F0

border

#C6C5CB

text

#05040B

muted

#7A797C

Preview Lab

Preview with #1D205A

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

Preview Lab → · Contrast checker → · Palette generator →