#203D8D#203D8D

#203D8D is a dark, vivid blue. Relative luminance 0.056; OKLCH L 38.9% C 0.138 H 265.3°. Best body text is #FFFFFF at 9.94:1 contrast (WCAG AA passes).

Color values

HEX	#203D8D
RGB	rgb(32, 61, 141)
HSL	hsl(224, 63%, 34%)
HSV	hsv(224, 77%, 55%)
CMYK	cmyk(77.3%, 56.7%, 0%, 44.7%)
CIE-LAB	lab(28.29, 19.37, -47.55)
CIE-LCH	lch(28.29, 51.34, 292.16°)
OKLab	oklab(38.89% -0.0112 -0.1371)
OKLCH	oklch(38.89% 0.138 265.3)
XYZ	xyz(7.0704, 5.5669, 25.8960)
Luminance	0.0557 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D8D #8D7020

analogous

#20748D #203D8D #3A208D

triadic

#203D8D #8D203D #3D8D20

tetradic

#203D8D #8D2074 #8D7020 #208D3A

square

#203D8D #8D2074 #8D7020 #208D3A

split-complementary

#203D8D #8D3A20 #748D20

monochromatic

#091229 #15275B #203D8D #2B53BF #5074D7

Accessibility & contrast

On white

9.94

#203D8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.11

#203D8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D8D

9.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D8D	#FFFFFF	#000000	##FFFFFF
##203D8D	1.00	9.94	2.11	9.94
#FFFFFF	9.94	1.00	21.00	1.00
#000000	2.11	21.00	1.00	21.00
##FFFFFF	9.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004890

Deuteranopia (green-blind)

#003E8B

Tritanopia (blue-blind)

#00515F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #203d8d;
/* rgb */ color: rgb(32, 61, 141);
/* oklch */ color: oklch(38.9% 0.138 265.3);

Tailwind

colors: {
  custom: {
    50: '#6d72af',
    500: '#203d8d',
    950: '#000000',
  },
}

SCSS

$custom: #203d8d;
$custom-light: #6d72af;
$custom-dark: #000000;

JSON

{
  "hex": "#203d8d",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 141
  },
  "hsl": {
    "h": 224.037,
    "s": 63.006,
    "l": 33.922
  },
  "oklch": {
    "l": 0.38888,
    "c": 0.13755,
    "h": 265.3
  },
  "luminance": 0.05568
}

Semantic roles & 50–950 ramp

primary

#203D8D

secondary

#BA9E4E

accent

#BA42E6

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203D8D

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

Preview Lab → · Contrast checker → · Palette generator →