#342FB3#342FB3

#342FB3 is a dark, vivid blue. Relative luminance 0.060; OKLCH L 41.1% C 0.199 H 274.8°. Best body text is #FFFFFF at 9.53:1 contrast (WCAG AA passes).

Color values

HEX	#342FB3
RGB	rgb(52, 47, 179)
HSL	hsl(242, 58%, 44%)
HSV	hsv(242, 74%, 70%)
CMYK	cmyk(70.9%, 73.7%, 0%, 29.8%)
CIE-LAB	lab(29.45, 44.49, -68.64)
CIE-LCH	lch(29.45, 81.80, 302.95°)
OKLab	oklab(41.09% 0.0167 -0.1985)
OKLCH	oklch(41.09% 0.199 274.8)
XYZ	xyz(10.5667, 6.0168, 43.2436)
Luminance	0.0602 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342FB3 #AEB32F

analogous

#2F6CB3 #342FB3 #762FB3

triadic

#342FB3 #B3342F #2FB334

tetradic

#342FB3 #B32F6C #AEB32F #2FB376

square

#342FB3 #B32F6C #AEB32F #2FB376

split-complementary

#342FB3 #B3762F #6CB32F

monochromatic

#181652 #262283 #342FB3 #534FD1 #837FDD

Accessibility & contrast

On white

9.53

#342FB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.20

#342FB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342FB3

9.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342FB3	#FFFFFF	#000000	##FFFFFF
##342FB3	1.00	9.53	2.20	9.53
#FFFFFF	9.53	1.00	21.00	1.00
#000000	2.20	21.00	1.00	21.00
##FFFFFF	9.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB7

Deuteranopia (green-blind)

#003FB1

Tritanopia (blue-blind)

#00556E

Achromatopsia (no color)

#454545

Design tokens & code

CSS

--color: #342fb3;
/* rgb */ color: rgb(52, 47, 179);
/* oklch */ color: oklch(41.1% 0.199 274.8);

Tailwind

colors: {
  custom: {
    50: '#7e69cb',
    500: '#342fb3',
    950: '#000000',
  },
}

SCSS

$custom: #342fb3;
$custom-light: #7e69cb;
$custom-dark: #000000;

JSON

{
  "hex": "#342fb3",
  "rgb": {
    "r": 52,
    "g": 47,
    "b": 179
  },
  "hsl": {
    "h": 242.273,
    "s": 58.407,
    "l": 44.314
  },
  "oklch": {
    "l": 0.41088,
    "c": 0.19917,
    "h": 274.8
  },
  "luminance": 0.06018
}

Semantic roles & 50–950 ramp

primary

#342FB3

secondary

#C3C678

accent

#E246DC

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342FB3

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

Preview Lab → · Contrast checker → · Palette generator →