#342E9D#342E9D

#342E9D is a dark, vivid blue. Relative luminance 0.051; OKLCH L 38.7% C 0.173 H 277.0°. Best body text is #FFFFFF at 10.38:1 contrast (WCAG AA passes).

Color values

HEX	#342E9D
RGB	rgb(52, 46, 157)
HSL	hsl(243, 55%, 40%)
HSV	hsv(243, 71%, 62%)
CMYK	cmyk(66.9%, 70.7%, 0%, 38.4%)
CIE-LAB	lab(27.07, 37.76, -59.31)
CIE-LCH	lch(27.07, 70.31, 302.48°)
OKLab	oklab(38.73% 0.0212 -0.1713)
OKLCH	oklch(38.73% 0.173 277)
XYZ	xyz(8.4770, 5.1177, 32.4328)
Luminance	0.0512 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342E9D #979D2E

analogous

#2E609D #342E9D #6B2E9D

triadic

#342E9D #9D342E #2E9D34

tetradic

#342E9D #9D2E60 #979D2E #2E9D6B

square

#342E9D #9D2E60 #979D2E #2E9D6B

split-complementary

#342E9D #9D6B2E #609D2E

monochromatic

#15123E #24206E #342E9D #4841C7 #7670D5

Accessibility & contrast

On white

10.38

#342E9D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.02

#342E9D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342E9D

10.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342E9D	#FFFFFF	#000000	##FFFFFF
##342E9D	1.00	10.38	2.02	10.38
#FFFFFF	10.38	1.00	21.00	1.00
#000000	2.02	21.00	1.00	21.00
##FFFFFF	10.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A0

Deuteranopia (green-blind)

#003B9B

Tritanopia (blue-blind)

#004C62

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #342e9d;
/* rgb */ color: rgb(52, 46, 157);
/* oklch */ color: oklch(38.7% 0.173 277.0);

Tailwind

colors: {
  custom: {
    50: '#7a68bb',
    500: '#342e9d',
    950: '#000000',
  },
}

SCSS

$custom: #342e9d;
$custom-light: #7a68bb;
$custom-dark: #000000;

JSON

{
  "hex": "#342e9d",
  "rgb": {
    "r": 52,
    "g": 46,
    "b": 157
  },
  "hsl": {
    "h": 243.243,
    "s": 54.68,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38727,
    "c": 0.17255,
    "h": 277
  },
  "luminance": 0.05118
}

Semantic roles & 50–950 ramp

primary

#342E9D

secondary

#B8BD6A

accent

#DE4AD6

background

#F8F6FB

surface

#EFEBF6

border

#CAC6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #342E9D

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

Preview Lab → · Contrast checker → · Palette generator →