#203B8E#203B8E

#203B8E is a dark, vivid blue. Relative luminance 0.054; OKLCH L 38.6% C 0.142 H 266.1°. Best body text is #FFFFFF at 10.11:1 contrast (WCAG AA passes).

Color values

HEX	#203B8E
RGB	rgb(32, 59, 142)
HSL	hsl(225, 63%, 34%)
HSV	hsv(225, 77%, 56%)
CMYK	cmyk(77.5%, 58.5%, 0%, 44.3%)
CIE-LAB	lab(27.81, 21.15, -48.95)
CIE-LCH	lch(27.81, 53.32, 293.37°)
OKLab	oklab(38.55% -0.0096 -0.1412)
OKLCH	oklch(38.55% 0.142 266.1)
XYZ	xyz(7.0404, 5.3872, 26.2547)
Luminance	0.0539 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203B8E #8E7320

analogous

#20728E #203B8E #3C208E

triadic

#203B8E #8E203B #3B8E20

tetradic

#203B8E #8E2072 #8E7320 #208E3C

square

#203B8E #8E2072 #8E7320 #208E3C

split-complementary

#203B8E #8E3C20 #728E20

monochromatic

#09112A #15265C #203B8E #2B50C0 #5172D8

Accessibility & contrast

On white

10.11

#203B8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.08

#203B8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203B8E

10.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203B8E	#FFFFFF	#000000	##FFFFFF
##203B8E	1.00	10.11	2.08	10.11
#FFFFFF	10.11	1.00	21.00	1.00
#000000	2.08	21.00	1.00	21.00
##FFFFFF	10.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004791

Deuteranopia (green-blind)

#003D8C

Tritanopia (blue-blind)

#00505E

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #203b8e;
/* rgb */ color: rgb(32, 59, 142);
/* oklch */ color: oklch(38.6% 0.142 266.1);

Tailwind

colors: {
  custom: {
    50: '#6d70b0',
    500: '#203b8e',
    950: '#000000',
  },
}

SCSS

$custom: #203b8e;
$custom-light: #6d70b0;
$custom-dark: #000000;

JSON

{
  "hex": "#203b8e",
  "rgb": {
    "r": 32,
    "g": 59,
    "b": 142
  },
  "hsl": {
    "h": 225.273,
    "s": 63.218,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38551,
    "c": 0.14157,
    "h": 266.1
  },
  "luminance": 0.05388
}

Semantic roles & 50–950 ramp

primary

#203B8E

secondary

#BBA04F

accent

#BE42E6

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203B8E

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

Preview Lab → · Contrast checker → · Palette generator →