#203A6F#203A6F

#203A6F is a dark, moderate blue. Relative luminance 0.045; OKLCH L 35.8% C 0.097 H 262.8°. Best body text is #FFFFFF at 11.07:1 contrast (WCAG AA passes).

Color values

HEX	#203A6F
RGB	rgb(32, 58, 111)
HSL	hsl(220, 55%, 28%)
HSV	hsv(220, 71%, 44%)
CMYK	cmyk(71.2%, 47.7%, 0%, 56.5%)
CIE-LAB	lab(25.20, 9.47, -33.70)
CIE-LCH	lch(25.20, 35.01, 285.70°)
OKLab	oklab(35.83% -0.0122 -0.0964)
OKLCH	oklch(35.83% 0.097 262.8)
XYZ	xyz(4.9770, 4.4804, 15.6384)
Luminance	0.0448 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A6F #6F5520

analogous

#20616F #203A6F #2D206F

triadic

#203A6F #6F203A #3A6F20

tetradic

#203A6F #6F2061 #6F5520 #206F2D

square

#203A6F #6F2061 #6F5520 #206F2D

split-complementary

#203A6F #6F2D20 #616F20

monochromatic

#070C18 #12213F #203A6F #2E539F #416EC8

Accessibility & contrast

On white

11.07

#203A6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.90

#203A6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A6F

11.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A6F	#FFFFFF	#000000	##FFFFFF
##203A6F	1.00	11.07	1.90	11.07
#FFFFFF	11.07	1.00	21.00	1.00
#000000	1.90	21.00	1.00	21.00
##FFFFFF	11.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#204071

Deuteranopia (green-blind)

#11386E

Tritanopia (blue-blind)

#00464F

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #203a6f;
/* rgb */ color: rgb(32, 58, 111);
/* oklch */ color: oklch(35.8% 0.097 262.8);

Tailwind

colors: {
  custom: {
    50: '#666f99',
    500: '#203a6f',
    950: '#000000',
  },
}

SCSS

$custom: #203a6f;
$custom-light: #666f99;
$custom-dark: #000000;

JSON

{
  "hex": "#203a6f",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 111
  },
  "hsl": {
    "h": 220.253,
    "s": 55.245,
    "l": 28.039
  },
  "oklch": {
    "l": 0.35833,
    "c": 0.09718,
    "h": 262.8
  },
  "luminance": 0.04481
}

Semantic roles & 50–950 ramp

primary

#203A6F

secondary

#A38548

accent

#AD49DF

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#06070E

muted

#7A7A7E

Preview Lab

Preview with #203A6F

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

Preview Lab → · Contrast checker → · Palette generator →