#203A87#203A87

#203A87 is a dark, vivid blue. Relative luminance 0.051; OKLCH L 37.7% C 0.133 H 266.0°. Best body text is #FFFFFF at 10.41:1 contrast (WCAG AA passes).

Color values

HEX	#203A87
RGB	rgb(32, 58, 135)
HSL	hsl(225, 62%, 33%)
HSV	hsv(225, 76%, 53%)
CMYK	cmyk(76.3%, 57%, 0%, 47.1%)
CIE-LAB	lab(26.97, 19.06, -45.98)
CIE-LCH	lch(26.97, 49.78, 292.52°)
OKLab	oklab(37.74% -0.0092 -0.1325)
OKLCH	oklch(37.74% 0.133 266)
XYZ	xyz(6.4804, 5.0818, 23.5563)
Luminance	0.0508 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A87 #876D20

analogous

#206E87 #203A87 #392087

triadic

#203A87 #87203A #3A8720

tetradic

#203A87 #87206E #876D20 #208739

square

#203A87 #87206E #876D20 #208739

split-complementary

#203A87 #873920 #6E8720

monochromatic

#090F24 #142556 #203A87 #2C4FB8 #4D6FD5

Accessibility & contrast

On white

10.41

#203A87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#203A87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A87

10.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A87	#FFFFFF	#000000	##FFFFFF
##203A87	1.00	10.41	2.02	10.41
#FFFFFF	10.41	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00458A

Deuteranopia (green-blind)

#003B85

Tritanopia (blue-blind)

#004D5A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #203a87;
/* rgb */ color: rgb(32, 58, 135);
/* oklch */ color: oklch(37.7% 0.133 266.0);

Tailwind

colors: {
  custom: {
    50: '#6b6fab',
    500: '#203a87',
    950: '#000000',
  },
}

SCSS

$custom: #203a87;
$custom-light: #6b6fab;
$custom-dark: #000000;

JSON

{
  "hex": "#203a87",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 135
  },
  "hsl": {
    "h": 224.854,
    "s": 61.677,
    "l": 32.745
  },
  "oklch": {
    "l": 0.37739,
    "c": 0.13287,
    "h": 266
  },
  "luminance": 0.05082
}

Semantic roles & 50–950 ramp

primary

#203A87

secondary

#B89C4B

accent

#BC43E5

background

#F6F6FA

surface

#ECECF4

border

#C7C7CE

text

#080710

muted

#7A7A7F

Preview Lab

Preview with #203A87

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

Preview Lab → · Contrast checker → · Palette generator →