#34288F#34288F

#34288F is a dark, vivid blue. Relative luminance 0.042; OKLCH L 36.4% C 0.161 H 280.0°. Best body text is #FFFFFF at 11.37:1 contrast (WCAG AA passes).

Color values

HEX	#34288F
RGB	rgb(52, 40, 143)
HSL	hsl(247, 56%, 36%)
HSV	hsv(247, 72%, 56%)
CMYK	cmyk(63.6%, 72%, 0%, 43.9%)
CIE-LAB	lab(24.42, 36.67, -55.06)
CIE-LCH	lch(24.42, 66.15, 303.66°)
OKLab	oklab(36.42% 0.028 -0.1588)
OKLCH	oklch(36.42% 0.161 280)
XYZ	xyz(7.1313, 4.2303, 26.4220)
Luminance	0.0423 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34288F #838F28

analogous

#284F8F #34288F #67288F

triadic

#34288F #8F3428 #288F34

tetradic

#34288F #8F284F #838F28 #288F67

square

#34288F #8F284F #838F28 #288F67

split-complementary

#34288F #8F6728 #4F8F28

monochromatic

#110D2F #231B5F #34288F #4535BF #6D5FD2

Accessibility & contrast

On white

11.37

#34288F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.85

#34288F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34288F

11.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34288F	#FFFFFF	#000000	##FFFFFF
##34288F	1.00	11.37	1.85	11.37
#FFFFFF	11.37	1.00	21.00	1.00
#000000	1.85	21.00	1.00	21.00
##FFFFFF	11.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003E92

Deuteranopia (green-blind)

#00368D

Tritanopia (blue-blind)

#004458

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #34288f;
/* rgb */ color: rgb(52, 40, 143);
/* oklch */ color: oklch(36.4% 0.161 280.0);

Tailwind

colors: {
  custom: {
    50: '#7763b1',
    500: '#34288f',
    950: '#000000',
  },
}

SCSS

$custom: #34288f;
$custom-light: #7763b1;
$custom-dark: #000000;

JSON

{
  "hex": "#34288f",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 143
  },
  "hsl": {
    "h": 246.99,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.3642,
    "c": 0.16125,
    "h": 280
  },
  "luminance": 0.04231
}

Semantic roles & 50–950 ramp

primary

#34288F

secondary

#ADB85B

accent

#E048CE

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0511

muted

#7C7A80

Preview Lab

Preview with #34288F

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

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