#34308E#34308E

#34308E is a dark, vivid blue. Relative luminance 0.048; OKLCH L 37.6% C 0.150 H 278.2°. Best body text is #FFFFFF at 10.72:1 contrast (WCAG AA passes).

Color values

HEX	#34308E
RGB	rgb(52, 48, 142)
HSL	hsl(243, 49%, 37%)
HSV	hsv(243, 66%, 56%)
CMYK	cmyk(63.4%, 66.2%, 0%, 44.3%)
CIE-LAB	lab(26.15, 31.39, -51.61)
CIE-LCH	lch(26.15, 60.41, 301.31°)
OKLab	oklab(37.64% 0.0215 -0.1487)
OKLCH	oklch(37.64% 0.15 278.2)
XYZ	xyz(7.3540, 4.7964, 26.1242)
Luminance	0.0480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#34308E #8A8E30

analogous

#305B8E #34308E #63308E

triadic

#34308E #8E3430 #308E34

tetradic

#34308E #8E305B #8A8E30 #308E63

square

#34308E #8E305B #8A8E30 #308E63

split-complementary

#34308E #8E6330 #5B8E30

monochromatic

#131133 #232160 #34308E #453FBC #6F6BCD

Accessibility & contrast

On white

10.72

#34308E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.96

#34308E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #34308E

10.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##34308E	#FFFFFF	#000000	##FFFFFF
##34308E	1.00	10.72	1.96	10.72
#FFFFFF	10.72	1.00	21.00	1.00
#000000	1.96	21.00	1.00	21.00
##FFFFFF	10.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004291

Deuteranopia (green-blind)

#003A8C

Tritanopia (blue-blind)

#00485A

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #34308e;
/* rgb */ color: rgb(52, 48, 142);
/* oklch */ color: oklch(37.6% 0.150 278.2);

Tailwind

colors: {
  custom: {
    50: '#7669b0',
    500: '#34308e',
    950: '#000000',
  },
}

SCSS

$custom: #34308e;
$custom-light: #7669b0;
$custom-dark: #000000;

JSON

{
  "hex": "#34308e",
  "rgb": {
    "r": 52,
    "g": 48,
    "b": 142
  },
  "hsl": {
    "h": 242.553,
    "s": 49.474,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37638,
    "c": 0.15022,
    "h": 278.2
  },
  "luminance": 0.04797
}

Semantic roles & 50–950 ramp

primary

#34308E

secondary

#B1B465

accent

#D94FD3

background

#F7F6FA

surface

#EEEBF5

border

#C9C6CF

text

#090611

muted

#7B7A80

Preview Lab

Preview with #34308E

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

Preview Lab → · Contrast checker → · Palette generator →