#203578#203578

#203578 is a dark, moderate blue. Relative luminance 0.042; OKLCH L 35.4% C 0.118 H 267.0°. Best body text is #FFFFFF at 11.40:1 contrast (WCAG AA passes).

Color values

HEX	#203578
RGB	rgb(32, 53, 120)
HSL	hsl(226, 58%, 30%)
HSV	hsv(226, 73%, 47%)
CMYK	cmyk(73.3%, 55.8%, 0%, 52.9%)
CIE-LAB	lab(24.35, 16.59, -40.81)
CIE-LCH	lch(24.35, 44.05, 292.13°)
OKLab	oklab(35.39% -0.006 -0.1174)
OKLCH	oklch(35.39% 0.118 267)
XYZ	xyz(5.2578, 4.2088, 18.3009)
Luminance	0.0421 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#203578 #786320

analogous

#206178 #203578 #372078

triadic

#203578 #782035 #357820

tetradic

#203578 #782061 #786320 #207837

square

#203578 #782061 #786320 #207837

split-complementary

#203578 #783720 #617820

monochromatic

#060B18 #132048 #203578 #2D4AA8 #4566CD

Accessibility & contrast

On white

11.40

#203578 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#203578 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #203578

11.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##203578	#FFFFFF	#000000	##FFFFFF
##203578	1.00	11.40	1.84	11.40
#FFFFFF	11.40	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.40	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#043E7A

Deuteranopia (green-blind)

#003677

Tritanopia (blue-blind)

#004551

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #203578;
/* rgb */ color: rgb(32, 53, 120);
/* oklch */ color: oklch(35.4% 0.118 267.0);

Tailwind

colors: {
  custom: {
    50: '#686b9f',
    500: '#203578',
    950: '#000000',
  },
}

SCSS

$custom: #203578;
$custom-light: #686b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#203578",
  "rgb": {
    "r": 32,
    "g": 53,
    "b": 120
  },
  "hsl": {
    "h": 225.682,
    "s": 57.895,
    "l": 29.804
  },
  "oklch": {
    "l": 0.35394,
    "c": 0.11756,
    "h": 267
  },
  "luminance": 0.04209
}

Semantic roles & 50–950 ramp

primary

#203578

secondary

#AB9448

accent

#BC47E1

background

#F6F6F9

surface

#EBEBF2

border

#C6C6CC

text

#07060F

muted

#7A7A7E

Preview Lab

Preview with #203578

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

Preview Lab → · Contrast checker → · Palette generator →