#34278C#34278C

#34278C is a dark, vivid blue. Relative luminance 0.041; OKLCH L 36.0% C 0.159 H 280.7°. Best body text is #FFFFFF at 11.57:1 contrast (WCAG AA passes).

Color values

HEX	#34278C
RGB	rgb(52, 39, 140)
HSL	hsl(248, 56%, 35%)
HSV	hsv(248, 72%, 55%)
CMYK	cmyk(62.9%, 72.1%, 0%, 45.1%)
CIE-LAB	lab(23.91, 36.27, -54.02)
CIE-LCH	lch(23.91, 65.07, 303.88°)
OKLab	oklab(35.97% 0.0294 -0.1557)
OKLCH	oklch(35.97% 0.159 280.7)
XYZ	xyz(6.8738, 4.0740, 25.2300)
Luminance	0.0408 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34278C #7F8C27

analogous

#274C8C #34278C #67278C

triadic

#34278C #8C3427 #278C34

tetradic

#34278C #8C274C #7F8C27 #278C67

square

#34278C #8C274C #7F8C27 #278C67

split-complementary

#34278C #8C6727 #4C8C27

monochromatic

#100C2C #221A5C #34278C #4634BC #6B5CD2

Accessibility & contrast

On white

11.57

#34278C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.82

#34278C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34278C

11.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34278C	#FFFFFF	#000000	##FFFFFF
##34278C	1.00	11.57	1.82	11.57
#FFFFFF	11.57	1.00	21.00	1.00
#000000	1.82	21.00	1.00	21.00
##FFFFFF	11.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003C8F

Deuteranopia (green-blind)

#00358A

Tritanopia (blue-blind)

#004256

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #34278c;
/* rgb */ color: rgb(52, 39, 140);
/* oklch */ color: oklch(36.0% 0.159 280.7);

Tailwind

colors: {
  custom: {
    50: '#7763af',
    500: '#34278c',
    950: '#000000',
  },
}

SCSS

$custom: #34278c;
$custom-light: #7763af;
$custom-dark: #000000;

JSON

{
  "hex": "#34278c",
  "rgb": {
    "r": 52,
    "g": 39,
    "b": 140
  },
  "hsl": {
    "h": 247.723,
    "s": 56.425,
    "l": 35.098
  },
  "oklch": {
    "l": 0.35971,
    "c": 0.1585,
    "h": 280.7
  },
  "luminance": 0.04075
}

Semantic roles & 50–950 ramp

primary

#34278C

secondary

#AAB758

accent

#E048CC

background

#F7F5FA

surface

#EEEAF5

border

#C9C6CF

text

#0A0510

muted

#7C797F

Preview Lab

Preview with #34278C

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

Preview Lab → · Contrast checker → · Palette generator →