#203D8E#203D8E

#203D8E is a dark, vivid blue. Relative luminance 0.056; OKLCH L 39.0% C 0.139 H 265.4°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#203D8E
RGB	rgb(32, 61, 142)
HSL	hsl(224, 63%, 34%)
HSV	hsv(224, 77%, 56%)
CMYK	cmyk(77.5%, 57%, 0%, 44.3%)
CIE-LAB	lab(28.37, 19.77, -48.04)
CIE-LCH	lch(28.37, 51.94, 292.37°)
OKLab	oklab(38.97% -0.0111 -0.1385)
OKLCH	oklch(38.97% 0.139 265.4)
XYZ	xyz(7.1452, 5.5968, 26.2897)
Luminance	0.0560 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203D8E #8E7120

analogous

#20748E #203D8E #3A208E

triadic

#203D8E #8E203D #3D8E20

tetradic

#203D8E #8E2074 #8E7120 #208E3A

square

#203D8E #8E2074 #8E7120 #208E3A

split-complementary

#203D8E #8E3A20 #748E20

monochromatic

#09122A #15285C #203D8E #2B52C0 #5174D8

Accessibility & contrast

On white

9.91

#203D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#203D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203D8E

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203D8E	#FFFFFF	#000000	##FFFFFF
##203D8E	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004891

Deuteranopia (green-blind)

#003E8C

Tritanopia (blue-blind)

#00515F

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #203d8e;
/* rgb */ color: rgb(32, 61, 142);
/* oklch */ color: oklch(39.0% 0.139 265.4);

Tailwind

colors: {
  custom: {
    50: '#6d72b0',
    500: '#203d8e',
    950: '#000000',
  },
}

SCSS

$custom: #203d8e;
$custom-light: #6d72b0;
$custom-dark: #000000;

JSON

{
  "hex": "#203d8e",
  "rgb": {
    "r": 32,
    "g": 61,
    "b": 142
  },
  "hsl": {
    "h": 224.182,
    "s": 63.218,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38972,
    "c": 0.13898,
    "h": 265.4
  },
  "luminance": 0.05598
}

Semantic roles & 50–950 ramp

primary

#203D8E

secondary

#BB9E4F

accent

#BB42E6

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203D8E

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

Preview Lab → · Contrast checker → · Palette generator →