#34308D#34308D

#34308D is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.5% C 0.149 H 278.4°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#34308D
RGB	rgb(52, 48, 141)
HSL	hsl(243, 49%, 37%)
HSV	hsv(243, 66%, 55%)
CMYK	cmyk(63.1%, 66%, 0%, 44.7%)
CIE-LAB	lab(26.06, 31.05, -51.13)
CIE-LCH	lch(26.06, 59.82, 301.26°)
OKLab	oklab(37.55% 0.0216 -0.1473)
OKLCH	oklch(37.55% 0.149 278.4)
XYZ	xyz(7.2793, 4.7665, 25.7306)
Luminance	0.0477 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34308D #898D30

analogous

#305A8D #34308D #63308D

triadic

#34308D #8D3430 #308D34

tetradic

#34308D #8D305A #898D30 #308D63

square

#34308D #8D305A #898D30 #308D63

split-complementary

#34308D #8D6330 #5A8D30

monochromatic

#121132 #23205F #34308D #4540BB #6F6BCD

Accessibility & contrast

On white

10.75

#34308D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#34308D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34308D

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34308D	#FFFFFF	#000000	##FFFFFF
##34308D	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#003A8B

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #34308d;
/* rgb */ color: rgb(52, 48, 141);
/* oklch */ color: oklch(37.5% 0.149 278.4);

Tailwind

colors: {
  custom: {
    50: '#7669af',
    500: '#34308d',
    950: '#000000',
  },
}

SCSS

$custom: #34308d;
$custom-light: #7669af;
$custom-dark: #000000;

JSON

{
  "hex": "#34308d",
  "rgb": {
    "r": 52,
    "g": 48,
    "b": 141
  },
  "hsl": {
    "h": 242.581,
    "s": 49.206,
    "l": 37.059
  },
  "oklch": {
    "l": 0.37547,
    "c": 0.14886,
    "h": 278.4
  },
  "luminance": 0.04767
}

Semantic roles & 50–950 ramp

primary

#34308D

secondary

#B0B465

accent

#D94FD3

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #34308D

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

Preview Lab → · Contrast checker → · Palette generator →