#343389#343389

#343389 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 37.7% C 0.139 H 277.9°. Best body text is #FFFFFF at 10.60:1 contrast (WCAG AA passes).

Color values

HEX	#343389
RGB	rgb(52, 51, 137)
HSL	hsl(241, 46%, 37%)
HSV	hsv(241, 63%, 54%)
CMYK	cmyk(62%, 62.8%, 0%, 46.3%)
CIE-LAB	lab(26.46, 27.71, -48.00)
CIE-LCH	lch(26.46, 55.42, 299.99°)
OKLab	oklab(37.73% 0.0191 -0.1381)
OKLCH	oklch(37.73% 0.139 277.9)
XYZ	xyz(7.1139, 4.9033, 24.2336)
Luminance	0.0490 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#343389 #888933

analogous

#335D89 #343389 #5F3389

triadic

#343389 #893433 #338934

tetradic

#343389 #89335D #888933 #33895F

square

#343389 #89335D #888933 #33895F

split-complementary

#343389 #895F33 #5D8933

monochromatic

#121230 #23225C #343389 #4544B6 #6F6EC9

Accessibility & contrast

On white

10.60

#343389 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.98

#343389 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #343389

10.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##343389	#FFFFFF	#000000	##FFFFFF
##343389	1.00	10.60	1.98	10.60
#FFFFFF	10.60	1.00	21.00	1.00
#000000	1.98	21.00	1.00	21.00
##FFFFFF	10.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00428C

Deuteranopia (green-blind)

#003B87

Tritanopia (blue-blind)

#004859

Achromatopsia (no color)

#3F3F3F

Design tokens & code

CSS

--color: #343389;
/* rgb */ color: rgb(52, 51, 137);
/* oklch */ color: oklch(37.7% 0.139 277.9);

Tailwind

colors: {
  custom: {
    50: '#756bac',
    500: '#343389',
    950: '#000000',
  },
}

SCSS

$custom: #343389;
$custom-light: #756bac;
$custom-dark: #000000;

JSON

{
  "hex": "#343389",
  "rgb": {
    "r": 52,
    "g": 51,
    "b": 137
  },
  "hsl": {
    "h": 240.698,
    "s": 45.745,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37733,
    "c": 0.13938,
    "h": 277.9
  },
  "luminance": 0.04904
}

Semantic roles & 50–950 ramp

primary

#343389

secondary

#B0B167

accent

#D552D4

background

#F7F6FA

surface

#EDEBF4

border

#C8C6CE

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #343389

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

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