#203A78#203A78

#203A78 is a dark, moderate blue. Relative luminance 0.047; OKLCH L 36.5% C 0.111 H 264.4°. Best body text is #FFFFFF at 10.84:1 contrast (WCAG AA passes).

Color values

HEX	#203A78
RGB	rgb(32, 58, 120)
HSL	hsl(222, 58%, 30%)
HSV	hsv(222, 73%, 47%)
CMYK	cmyk(73.3%, 51.7%, 0%, 52.9%)
CIE-LAB	lab(25.83, 13.07, -38.42)
CIE-LCH	lch(25.83, 40.58, 288.79°)
OKLab	oklab(36.52% -0.0107 -0.1103)
OKLCH	oklch(36.52% 0.111 264.4)
XYZ	xyz(5.4977, 4.6887, 18.3809)
Luminance	0.0469 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203A78 #785E20

analogous

#206678 #203A78 #322078

triadic

#203A78 #78203A #3A7820

tetradic

#203A78 #782066 #785E20 #207832

square

#203A78 #782066 #785E20 #207832

split-complementary

#203A78 #783220 #667820

monochromatic

#060C18 #132348 #203A78 #2D51A8 #456DCD

Accessibility & contrast

On white

10.84

#203A78 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#203A78 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203A78

10.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203A78	#FFFFFF	#000000	##FFFFFF
##203A78	1.00	10.84	1.94	10.84
#FFFFFF	10.84	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#16417A

Deuteranopia (green-blind)

#003977

Tritanopia (blue-blind)

#004953

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #203a78;
/* rgb */ color: rgb(32, 58, 120);
/* oklch */ color: oklch(36.5% 0.111 264.4);

Tailwind

colors: {
  custom: {
    50: '#686f9f',
    500: '#203a78',
    950: '#000000',
  },
}

SCSS

$custom: #203a78;
$custom-light: #686f9f;
$custom-dark: #000000;

JSON

{
  "hex": "#203a78",
  "rgb": {
    "r": 32,
    "g": 58,
    "b": 120
  },
  "hsl": {
    "h": 222.273,
    "s": 57.895,
    "l": 29.804
  },
  "oklch": {
    "l": 0.36516,
    "c": 0.1108,
    "h": 264.4
  },
  "luminance": 0.04689
}

Semantic roles & 50–950 ramp

primary

#203A78

secondary

#AB8E48

accent

#B347E1

background

#F6F6F9

surface

#EBECF2

border

#C6C7CC

text

#07070E

muted

#7A7A7E

Preview Lab

Preview with #203A78

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

Preview Lab → · Contrast checker → · Palette generator →