#342D9F#342D9F

#342D9F is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.8% C 0.176 H 277.0°. Best body text is #FFFFFF at 10.39:1 contrast (WCAG AA passes).

Color values

HEX	#342D9F
RGB	rgb(52, 45, 159)
HSL	hsl(244, 56%, 40%)
HSV	hsv(244, 72%, 62%)
CMYK	cmyk(67.3%, 71.7%, 0%, 37.6%)
CIE-LAB	lab(27.04, 39.03, -60.57)
CIE-LCH	lch(27.04, 72.05, 302.79°)
OKLab	oklab(38.77% 0.0215 -0.1749)
OKLCH	oklch(38.77% 0.176 277)
XYZ	xyz(8.6105, 5.1093, 33.3266)
Luminance	0.0511 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342D9F #989F2D

analogous

#2D5F9F #342D9F #6D2D9F

triadic

#342D9F #9F342D #2D9F34

tetradic

#342D9F #9F2D5F #989F2D #2D9F6D

square

#342D9F #9F2D5F #989F2D #2D9F6D

split-complementary

#342D9F #9F6D2D #5F9F2D

monochromatic

#151240 #24206F #342D9F #4940C9 #7670D6

Accessibility & contrast

On white

10.39

#342D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#342D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342D9F

10.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342D9F	#FFFFFF	#000000	##FFFFFF
##342D9F	1.00	10.39	2.02	10.39
#FFFFFF	10.39	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A2

Deuteranopia (green-blind)

#003B9D

Tritanopia (blue-blind)

#004C63

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #342d9f;
/* rgb */ color: rgb(52, 45, 159);
/* oklch */ color: oklch(38.8% 0.176 277.0);

Tailwind

colors: {
  custom: {
    50: '#7a67bc',
    500: '#342d9f',
    950: '#000000',
  },
}

SCSS

$custom: #342d9f;
$custom-light: #7a67bc;
$custom-dark: #000000;

JSON

{
  "hex": "#342d9f",
  "rgb": {
    "r": 52,
    "g": 45,
    "b": 159
  },
  "hsl": {
    "h": 243.684,
    "s": 55.882,
    "l": 40
  },
  "oklch": {
    "l": 0.38769,
    "c": 0.17624,
    "h": 277
  },
  "luminance": 0.0511
}

Semantic roles & 50–950 ramp

primary

#342D9F

secondary

#B9BE6A

accent

#DF49D6

background

#F8F6FB

surface

#EFEBF7

border

#CAC6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342D9F

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

Preview Lab → · Contrast checker → · Palette generator →