#343ECA#343ECA

#343ECA is a mid, highly saturated blue. Relative luminance 0.084; OKLCH L 45.7% C 0.212 H 271.4°. Best body text is #FFFFFF at 7.81:1 contrast (WCAG AA passes).

Color values

HEX	#343ECA
RGB	rgb(52, 62, 202)
HSL	hsl(236, 59%, 50%)
HSV	hsv(236, 74%, 79%)
CMYK	cmyk(74.3%, 69.3%, 0%, 20.8%)
CIE-LAB	lab(34.88, 43.46, -73.25)
CIE-LCH	lch(34.88, 85.17, 300.68°)
OKLab	oklab(45.65% 0.0052 -0.2119)
OKLCH	oklch(45.65% 0.212 271.4)
XYZ	xyz(13.7959, 8.4381, 56.7673)
Luminance	0.0844 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343ECA #CAC034

analogous

#3489CA #343ECA #7534CA

triadic

#343ECA #CA343E #3ECA34

tetradic

#343ECA #CA3489 #CAC034 #34CA75

square

#343ECA #CA3489 #CAC034 #34CA75

split-complementary

#343ECA #CA7534 #89CA34

monochromatic

#1B2069 #272F99 #343ECA #646CD7 #959AE4

Accessibility & contrast

On white

7.81

#343ECA on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.69

#343ECA on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343ECA

7.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343ECA	#FFFFFF	#000000	##FFFFFF
##343ECA	1.00	7.81	2.69	7.81
#FFFFFF	7.81	1.00	21.00	1.00
#000000	2.69	21.00	1.00	21.00
##FFFFFF	7.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059CE

Deuteranopia (green-blind)

#004BC7

Tritanopia (blue-blind)

#00657F

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #343eca;
/* rgb */ color: rgb(52, 62, 202);
/* oklch */ color: oklch(45.7% 0.212 271.4);

Tailwind

colors: {
  custom: {
    50: '#8274db',
    500: '#343eca',
    950: '#000000',
  },
}

SCSS

$custom: #343eca;
$custom-light: #8274db;
$custom-dark: #000000;

JSON

{
  "hex": "#343eca",
  "rgb": {
    "r": 52,
    "g": 62,
    "b": 202
  },
  "hsl": {
    "h": 236,
    "s": 59.055,
    "l": 49.804
  },
  "oklch": {
    "l": 0.45653,
    "c": 0.21201,
    "h": 271.4
  },
  "luminance": 0.0844
}

Semantic roles & 50–950 ramp

primary

#343ECA

secondary

#CFCA8B

accent

#D846E2

background

#F8F7FD

surface

#F0EDFB

border

#CBC8D4

text

#0C0815

muted

#7D7B83

Preview Lab

Preview with #343ECA

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

Preview Lab → · Contrast checker → · Palette generator →