#203EBC#203EBC

#203EBC is a dark, vivid blue. Relative luminance 0.074; OKLCH L 43.4% C 0.199 H 266.6°. Best body text is #FFFFFF at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#203EBC
RGB	rgb(32, 62, 188)
HSL	hsl(228, 71%, 43%)
HSV	hsv(228, 83%, 74%)
CMYK	cmyk(83%, 67%, 0%, 26.3%)
CIE-LAB	lab(32.66, 36.78, -68.73)
CIE-LCH	lch(32.66, 77.95, 298.15°)
OKLab	oklab(43.4% -0.0117 -0.1991)
OKLCH	oklch(43.4% 0.199 266.6)
XYZ	xyz(11.3922, 7.3818, 48.3916)
Luminance	0.0738 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.14

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203EBC #BC9E20

analogous

#208CBC #203EBC #5020BC

triadic

#203EBC #BC203E #3EBC20

tetradic

#203EBC #BC208C #BC9E20 #20BC50

square

#203EBC #BC208C #BC9E20 #20BC50

split-complementary

#203EBC #BC5020 #8CBC20

monochromatic

#0E1C53 #172D88 #203EBC #3B5BDE #7087E7

Accessibility & contrast

On white

8.48

#203EBC on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.48

#203EBC on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203EBC

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203EBC	#FFFFFF	#000000	##FFFFFF
##203EBC	1.00	8.48	2.48	8.48
#FFFFFF	8.48	1.00	21.00	1.00
#000000	2.48	21.00	1.00	21.00
##FFFFFF	8.48	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0054C0

Deuteranopia (green-blind)

#0045BA

Tritanopia (blue-blind)

#006078

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #203ebc;
/* rgb */ color: rgb(32, 62, 188);
/* oklch */ color: oklch(43.4% 0.199 266.6);

Tailwind

colors: {
  custom: {
    50: '#7973d1',
    500: '#203ebc',
    950: '#000000',
  },
}

SCSS

$custom: #203ebc;
$custom-light: #7973d1;
$custom-dark: #000000;

JSON

{
  "hex": "#203ebc",
  "rgb": {
    "r": 32,
    "g": 62,
    "b": 188
  },
  "hsl": {
    "h": 228.462,
    "s": 70.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.43395,
    "c": 0.19948,
    "h": 266.6
  },
  "luminance": 0.07383
}

Semantic roles & 50–950 ramp

primary

#203EBC

secondary

#CDBA6B

accent

#CB3AEE

background

#F8F7FD

surface

#EFEDFA

border

#CAC8D3

text

#0B0814

muted

#7C7B83

Preview Lab

Preview with #203EBC

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

Preview Lab → · Contrast checker → · Palette generator →