#342BB0#342BB0

#342BB0 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.2% C 0.199 H 275.6°. Best body text is #FFFFFF at 9.91:1 contrast (WCAG AA passes).

Color values

HEX	#342BB0
RGB	rgb(52, 43, 176)
HSL	hsl(244, 61%, 43%)
HSV	hsv(244, 76%, 69%)
CMYK	cmyk(70.5%, 75.6%, 0%, 31%)
CIE-LAB	lab(28.36, 45.74, -68.66)
CIE-LCH	lch(28.36, 82.50, 303.67°)
OKLab	oklab(40.22% 0.0194 -0.1985)
OKLCH	oklch(40.22% 0.199 275.6)
XYZ	xyz(10.1139, 5.5915, 41.6121)
Luminance	0.0559 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342BB0 #A7B02B

analogous

#2B64B0 #342BB0 #762BB0

triadic

#342BB0 #B0342B #2BB034

tetradic

#342BB0 #B02B64 #A7B02B #2BB076

square

#342BB0 #B02B64 #A7B02B #2BB076

split-complementary

#342BB0 #B0762B #64B02B

monochromatic

#17134E #251F7F #342BB0 #5046D2 #7E78DE

Accessibility & contrast

On white

9.91

#342BB0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.12

#342BB0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342BB0

9.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342BB0	#FFFFFF	#000000	##FFFFFF
##342BB0	1.00	9.91	2.12	9.91
#FFFFFF	9.91	1.00	21.00	1.00
#000000	2.12	21.00	1.00	21.00
##FFFFFF	9.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0049B4

Deuteranopia (green-blind)

#003DAE

Tritanopia (blue-blind)

#00526C

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #342bb0;
/* rgb */ color: rgb(52, 43, 176);
/* oklch */ color: oklch(40.2% 0.199 275.6);

Tailwind

colors: {
  custom: {
    50: '#7e67c9',
    500: '#342bb0',
    950: '#000000',
  },
}

SCSS

$custom: #342bb0;
$custom-light: #7e67c9;
$custom-dark: #000000;

JSON

{
  "hex": "#342bb0",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 176
  },
  "hsl": {
    "h": 244.06,
    "s": 60.731,
    "l": 42.941
  },
  "oklch": {
    "l": 0.40218,
    "c": 0.19945,
    "h": 275.6
  },
  "luminance": 0.05592
}

Semantic roles & 50–950 ramp

primary

#342BB0

secondary

#C0C671

accent

#E444D9

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0B0613

muted

#7C7A82

Preview Lab

Preview with #342BB0

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

Preview Lab → · Contrast checker → · Palette generator →