#203A8E#203A8E

#203A8E is a dark, vivid blue. Relative luminance 0.053; OKLCH L 38.3% C 0.143 H 266.5°. Best body text is #FFFFFF at 10.21:1 contrast (WCAG AA passes).

Color values

HEX	#203A8E
RGB	rgb(32, 58, 142)
HSL	hsl(226, 63%, 34%)
HSV	hsv(226, 77%, 56%)
CMYK	cmyk(77.5%, 59.2%, 0%, 44.3%)
CIE-LAB	lab(27.53, 21.84, -49.40)
CIE-LCH	lch(27.53, 54.01, 293.85°)
OKLab	oklab(38.34% -0.0088 -0.1426)
OKLCH	oklch(38.34% 0.143 266.5)
XYZ	xyz(6.9895, 5.2854, 26.2378)
Luminance	0.0529 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A8E #8E7420

analogous

#20718E #203A8E #3D208E

triadic

#203A8E #8E203A #3A8E20

tetradic

#203A8E #8E2071 #8E7420 #208E3D

square

#203A8E #8E2071 #8E7420 #208E3D

split-complementary

#203A8E #8E3D20 #718E20

monochromatic

#09112A #15265C #203A8E #2B4EC0 #5171D8

Accessibility & contrast

On white

10.21

#203A8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.06

#203A8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A8E

10.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A8E	#FFFFFF	#000000	##FFFFFF
##203A8E	1.00	10.21	2.06	10.21
#FFFFFF	10.21	1.00	21.00	1.00
#000000	2.06	21.00	1.00	21.00
##FFFFFF	10.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004691

Deuteranopia (green-blind)

#003C8C

Tritanopia (blue-blind)

#004F5E

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #203a8e;
/* rgb */ color: rgb(32, 58, 142);
/* oklch */ color: oklch(38.3% 0.143 266.5);

Tailwind

colors: {
  custom: {
    50: '#6d6fb0',
    500: '#203a8e',
    950: '#000000',
  },
}

SCSS

$custom: #203a8e;
$custom-light: #6d6fb0;
$custom-dark: #000000;

JSON

{
  "hex": "#203a8e",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 142
  },
  "hsl": {
    "h": 225.818,
    "s": 63.218,
    "l": 34.118
  },
  "oklch": {
    "l": 0.38342,
    "c": 0.14286,
    "h": 266.5
  },
  "luminance": 0.05286
}

Semantic roles & 50–950 ramp

primary

#203A8E

secondary

#BBA14F

accent

#BF42E6

background

#F7F6FA

surface

#EDECF5

border

#C8C7CF

text

#080710

muted

#7B7A7F

Preview Lab

Preview with #203A8E

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

Preview Lab → · Contrast checker → · Palette generator →