#34288D#34288D

#34288D is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.2% C 0.159 H 280.3°. Best body text is #FFFFFF at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#34288D
RGB	rgb(52, 40, 141)
HSL	hsl(247, 56%, 35%)
HSV	hsv(247, 72%, 55%)
CMYK	cmyk(63.1%, 71.6%, 0%, 44.7%)
CIE-LAB	lab(24.23, 36.01, -54.13)
CIE-LCH	lch(24.23, 65.02, 303.63°)
OKLab	oklab(36.22% 0.0284 -0.1561)
OKLCH	oklch(36.22% 0.159 280.3)
XYZ	xyz(6.9812, 4.1702, 25.6312)
Luminance	0.0417 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34288D #818D28

analogous

#284E8D #34288D #66288D

triadic

#34288D #8D3428 #288D34

tetradic

#34288D #8D284E #818D28 #288D66

square

#34288D #8D284E #818D28 #288D66

split-complementary

#34288D #8D6628 #4E8D28

monochromatic

#110D2E #221A5D #34288D #4636BD #6C5ED1

Accessibility & contrast

On white

11.45

#34288D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#34288D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34288D

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34288D	#FFFFFF	#000000	##FFFFFF
##34288D	1.00	11.45	1.83	11.45
#FFFFFF	11.45	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D90

Deuteranopia (green-blind)

#00368B

Tritanopia (blue-blind)

#004357

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #34288d;
/* rgb */ color: rgb(52, 40, 141);
/* oklch */ color: oklch(36.2% 0.159 280.3);

Tailwind

colors: {
  custom: {
    50: '#7763af',
    500: '#34288d',
    950: '#000000',
  },
}

SCSS

$custom: #34288d;
$custom-light: #7763af;
$custom-dark: #000000;

JSON

{
  "hex": "#34288d",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 141
  },
  "hsl": {
    "h": 247.129,
    "s": 55.801,
    "l": 35.49
  },
  "oklch": {
    "l": 0.36224,
    "c": 0.15864,
    "h": 280.3
  },
  "luminance": 0.04171
}

Semantic roles & 50–950 ramp

primary

#34288D

secondary

#ACB75A

accent

#DF49CD

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#0A0510

muted

#7C7A7F

Preview Lab

Preview with #34288D

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

Preview Lab → · Contrast checker → · Palette generator →