#34287D#34287D

#34287D is a dark, vivid blue. Relative luminance 0.037; OKLCH L 34.7% C 0.137 H 283.0°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#34287D
RGB	rgb(52, 40, 125)
HSL	hsl(248, 52%, 32%)
HSV	hsv(248, 68%, 49%)
CMYK	cmyk(58.4%, 68%, 0%, 51%)
CIE-LAB	lab(22.75, 30.67, -46.51)
CIE-LCH	lch(22.75, 55.71, 303.40°)
OKLab	oklab(34.71% 0.0309 -0.1337)
OKLCH	oklch(34.71% 0.137 283)
XYZ	xyz(5.8755, 3.7280, 19.8080)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34287D #717D28

analogous

#28467D #34287D #5F287D

triadic

#34287D #7D3428 #287D34

tetradic

#34287D #7D2846 #717D28 #287D5F

square

#34287D #7D2846 #717D28 #287D5F

split-complementary

#34287D #7D5F28 #467D28

monochromatic

#0D0A20 #21194F #34287D #4737AB #6756C9

Accessibility & contrast

On white

12.03

#34287D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#34287D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34287D

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34287D	#FFFFFF	#000000	##FFFFFF
##34287D	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003980

Deuteranopia (green-blind)

#00337B

Tritanopia (blue-blind)

#0F3D4E

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #34287d;
/* rgb */ color: rgb(52, 40, 125);
/* oklch */ color: oklch(34.7% 0.137 283.0);

Tailwind

colors: {
  custom: {
    50: '#7463a3',
    500: '#34287d',
    950: '#000000',
  },
}

SCSS

$custom: #34287d;
$custom-light: #7463a3;
$custom-dark: #000000;

JSON

{
  "hex": "#34287d",
  "rgb": {
    "r": 52,
    "g": 40,
    "b": 125
  },
  "hsl": {
    "h": 248.471,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.34707,
    "c": 0.13725,
    "h": 283
  },
  "luminance": 0.03728
}

Semantic roles & 50–950 ramp

primary

#34287D

secondary

#A1AE53

accent

#DB4DC7

background

#F7F5FA

surface

#EDEAF4

border

#C8C6CE

text

#09050F

muted

#7B797F

Preview Lab

Preview with #34287D

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

Preview Lab → · Contrast checker → · Palette generator →