#342CA4#342CA4

#342CA4 is a dark, vivid blue. Relative luminance 0.052; OKLCH L 39.1% C 0.184 H 276.7°. Best body text is #FFFFFF at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#342CA4
RGB	rgb(52, 44, 164)
HSL	hsl(244, 58%, 41%)
HSV	hsv(244, 73%, 64%)
CMYK	cmyk(68.3%, 73.2%, 0%, 35.7%)
CIE-LAB	lab(27.33, 41.27, -63.14)
CIE-LCH	lch(27.33, 75.43, 303.17°)
OKLab	oklab(39.12% 0.0213 -0.1824)
OKLCH	oklch(39.12% 0.184 276.7)
XYZ	xyz(9.0155, 5.2110, 35.6455)
Luminance	0.0521 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342CA4 #9CA42C

analogous

#2C60A4 #342CA4 #702CA4

triadic

#342CA4 #A4342C #2CA434

tetradic

#342CA4 #A42C60 #9CA42C #2CA470

square

#342CA4 #A42C60 #9CA42C #2CA470

split-complementary

#342CA4 #A4702C #60A42C

monochromatic

#151243 #251F74 #342CA4 #4A41CC #7871D9

Accessibility & contrast

On white

10.28

#342CA4 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.04

#342CA4 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342CA4

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342CA4	#FFFFFF	#000000	##FFFFFF
##342CA4	1.00	10.28	2.04	10.28
#FFFFFF	10.28	1.00	21.00	1.00
#000000	2.04	21.00	1.00	21.00
##FFFFFF	10.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0046A8

Deuteranopia (green-blind)

#003BA2

Tritanopia (blue-blind)

#004E65

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #342ca4;
/* rgb */ color: rgb(52, 44, 164);
/* oklch */ color: oklch(39.1% 0.184 276.7);

Tailwind

colors: {
  custom: {
    50: '#7b67c0',
    500: '#342ca4',
    950: '#000000',
  },
}

SCSS

$custom: #342ca4;
$custom-light: #7b67c0;
$custom-dark: #000000;

JSON

{
  "hex": "#342ca4",
  "rgb": {
    "r": 52,
    "g": 44,
    "b": 164
  },
  "hsl": {
    "h": 244,
    "s": 57.692,
    "l": 40.784
  },
  "oklch": {
    "l": 0.3912,
    "c": 0.18365,
    "h": 276.7
  },
  "luminance": 0.05212
}

Semantic roles & 50–950 ramp

primary

#342CA4

secondary

#BBC06B

accent

#E147D7

background

#F8F6FC

surface

#EFEBF8

border

#CAC6D1

text

#0B0612

muted

#7C7A81

Preview Lab

Preview with #342CA4

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

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