#34278B#34278B

#34278B is a dark, vivid blue. Relative luminance 0.040; OKLCH L 35.9% C 0.157 H 280.8°. Best body text is #FFFFFF at 11.61:1 contrast (WCAG AA passes).

Color values

HEX	#34278B
RGB	rgb(52, 39, 139)
HSL	hsl(248, 56%, 35%)
HSV	hsv(248, 72%, 55%)
CMYK	cmyk(62.6%, 71.9%, 0%, 45.5%)
CIE-LAB	lab(23.82, 35.94, -53.56)
CIE-LCH	lch(23.82, 64.50, 303.86°)
OKLab	oklab(35.87% 0.0296 -0.1544)
OKLCH	oklch(35.87% 0.157 280.8)
XYZ	xyz(6.8004, 4.0447, 24.8434)
Luminance	0.0404 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34278B #7E8B27

analogous

#274C8B #34278B #66278B

triadic

#34278B #8B3427 #278B34

tetradic

#34278B #8B274C #7E8B27 #278B66

square

#34278B #8B274C #7E8B27 #278B66

split-complementary

#34278B #8B6627 #4C8B27

monochromatic

#100C2B #221A5B #34278B #4634BB #6B5BD1

Accessibility & contrast

On white

11.61

#34278B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.81

#34278B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34278B

11.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34278B	#FFFFFF	#000000	##FFFFFF
##34278B	1.00	11.61	1.81	11.61
#FFFFFF	11.61	1.00	21.00	1.00
#000000	1.81	21.00	1.00	21.00
##FFFFFF	11.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8E

Deuteranopia (green-blind)

#003589

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #34278b;
/* rgb */ color: rgb(52, 39, 139);
/* oklch */ color: oklch(35.9% 0.157 280.8);

Tailwind

colors: {
  custom: {
    50: '#7763ae',
    500: '#34278b',
    950: '#000000',
  },
}

SCSS

$custom: #34278b;
$custom-light: #7763ae;
$custom-dark: #000000;

JSON

{
  "hex": "#34278b",
  "rgb": {
    "r": 52,
    "g": 39,
    "b": 139
  },
  "hsl": {
    "h": 247.8,
    "s": 56.18,
    "l": 34.902
  },
  "oklch": {
    "l": 0.35873,
    "c": 0.1572,
    "h": 280.8
  },
  "luminance": 0.04045
}

Semantic roles & 50–950 ramp

primary

#34278B

secondary

#AAB658

accent

#DF48CC

background

#F7F5FA

surface

#EEEAF4

border

#C9C6CE

text

#0A0510

muted

#7C797F

Preview Lab

Preview with #34278B

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

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