#342FBF#342FBF

#342FBF is a dark, highly saturated blue. Relative luminance 0.065; OKLCH L 42.3% C 0.214 H 273.9°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#342FBF
RGB	rgb(52, 47, 191)
HSL	hsl(242, 61%, 47%)
HSV	hsv(242, 75%, 75%)
CMYK	cmyk(72.8%, 75.4%, 0%, 25.1%)
CIE-LAB	lab(30.70, 48.39, -73.70)
CIE-LCH	lch(30.70, 88.17, 303.29°)
OKLab	oklab(42.34% 0.0144 -0.2132)
OKLCH	oklch(42.34% 0.214 273.9)
XYZ	xyz(11.8335, 6.5235, 49.9156)
Luminance	0.0653 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 4.56

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342FBF #BABF2F

analogous

#2F72BF #342FBF #7C2FBF

triadic

#342FBF #BF342F #2FBF34

tetradic

#342FBF #BF2F72 #BABF2F #2FBF7C

square

#342FBF #BF2F72 #BABF2F #2FBF7C

split-complementary

#342FBF #BF7C2F #72BF2F

monochromatic

#19175D #27238E #342FBF #5A56D5 #8A87E1

Accessibility & contrast

On white

9.11

#342FBF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.31

#342FBF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342FBF

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342FBF	#FFFFFF	#000000	##FFFFFF
##342FBF	1.00	9.11	2.31	9.11
#FFFFFF	9.11	1.00	21.00	1.00
#000000	2.31	21.00	1.00	21.00
##FFFFFF	9.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004FC3

Deuteranopia (green-blind)

#0041BC

Tritanopia (blue-blind)

#005975

Achromatopsia (no color)

#484848

Design tokens & code

CSS

--color: #342fbf;
/* rgb */ color: rgb(52, 47, 191);
/* oklch */ color: oklch(42.3% 0.214 273.9);

Tailwind

colors: {
  custom: {
    50: '#816ad4',
    500: '#342fbf',
    950: '#000000',
  },
}

SCSS

$custom: #342fbf;
$custom-light: #816ad4;
$custom-dark: #000000;

JSON

{
  "hex": "#342fbf",
  "rgb": {
    "r": 52,
    "g": 47,
    "b": 191
  },
  "hsl": {
    "h": 242.083,
    "s": 60.504,
    "l": 46.667
  },
  "oklch": {
    "l": 0.42337,
    "c": 0.21369,
    "h": 273.9
  },
  "luminance": 0.06525
}

Semantic roles & 50–950 ramp

primary

#342FBF

secondary

#C8CB7F

accent

#E444DE

background

#F8F6FD

surface

#F0EBFA

border

#CBC6D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #342FBF

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

Preview Lab → · Contrast checker → · Palette generator →