#342BB3#342BB3

#342BB3 is a dark, highly saturated blue. Relative luminance 0.057; OKLCH L 40.5% C 0.203 H 275.3°. Best body text is #FFFFFF at 9.80:1 contrast (WCAG AA passes).

Color values

HEX	#342BB3
RGB	rgb(52, 43, 179)
HSL	hsl(244, 61%, 44%)
HSV	hsv(244, 76%, 70%)
CMYK	cmyk(70.9%, 76%, 0%, 29.8%)
CIE-LAB	lab(28.67, 46.70, -69.93)
CIE-LCH	lch(28.67, 84.09, 303.74°)
OKLab	oklab(40.53% 0.0188 -0.2022)
OKLCH	oklch(40.53% 0.203 275.3)
XYZ	xyz(10.4141, 5.7115, 43.1927)
Luminance	0.0571 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#342BB3 #AAB32B

analogous

#2B66B3 #342BB3 #782BB3

triadic

#342BB3 #B3342B #2BB334

tetradic

#342BB3 #B32B66 #AAB32B #2BB378

square

#342BB3 #B32B66 #AAB32B #2BB378

split-complementary

#342BB3 #B3782B #66B32B

monochromatic

#171350 #261F82 #342BB3 #5148D3 #8079DF

Accessibility & contrast

On white

9.80

#342BB3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.14

#342BB3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #342BB3

9.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##342BB3	#FFFFFF	#000000	##FFFFFF
##342BB3	1.00	9.80	2.14	9.80
#FFFFFF	9.80	1.00	21.00	1.00
#000000	2.14	21.00	1.00	21.00
##FFFFFF	9.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AB7

Deuteranopia (green-blind)

#003DB1

Tritanopia (blue-blind)

#00536D

Achromatopsia (no color)

#444444

Design tokens & code

CSS

--color: #342bb3;
/* rgb */ color: rgb(52, 43, 179);
/* oklch */ color: oklch(40.5% 0.203 275.3);

Tailwind

colors: {
  custom: {
    50: '#7f67cb',
    500: '#342bb3',
    950: '#000000',
  },
}

SCSS

$custom: #342bb3;
$custom-light: #7f67cb;
$custom-dark: #000000;

JSON

{
  "hex": "#342bb3",
  "rgb": {
    "r": 52,
    "g": 43,
    "b": 179
  },
  "hsl": {
    "h": 243.971,
    "s": 61.261,
    "l": 43.529
  },
  "oklch": {
    "l": 0.40534,
    "c": 0.20307,
    "h": 275.3
  },
  "luminance": 0.05712
}

Semantic roles & 50–950 ramp

primary

#342BB3

secondary

#C1C773

accent

#E443DA

background

#F8F6FC

surface

#F0EBF9

border

#CBC6D2

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #342BB3

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

Preview Lab → · Contrast checker → · Palette generator →