#3437C2#3437C2

#3437C2 is a dark, highly saturated blue. Relative luminance 0.074; OKLCH L 43.8% C 0.209 H 272.7°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#3437C2
RGB	rgb(52, 55, 194)
HSL	hsl(239, 58%, 48%)
HSV	hsv(239, 73%, 76%)
CMYK	cmyk(73.2%, 71.6%, 0%, 23.9%)
CIE-LAB	lab(32.60, 44.88, -72.32)
CIE-LCH	lch(32.60, 85.11, 301.82°)
OKLab	oklab(43.79% 0.01 -0.2092)
OKLCH	oklch(43.79% 0.209 272.7)
XYZ	xyz(12.5167, 7.3562, 51.7887)
Luminance	0.0736 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.62

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3437C2 #C2BF34

analogous

#347EC2 #3437C2 #7834C2

triadic

#3437C2 #C23437 #37C234

tetradic

#3437C2 #C2347E #C2BF34 #34C278

square

#3437C2 #C2347E #C2BF34 #34C278

split-complementary

#3437C2 #C27834 #7EC234

monochromatic

#1A1C61 #272992 #3437C2 #5F62D4 #8F91E1

Accessibility & contrast

On white

8.50

#3437C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#3437C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3437C2

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3437C2	#FFFFFF	#000000	##FFFFFF
##3437C2	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0053C6

Deuteranopia (green-blind)

#0046BF

Tritanopia (blue-blind)

#005E79

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #3437c2;
/* rgb */ color: rgb(52, 55, 194);
/* oklch */ color: oklch(43.8% 0.209 272.7);

Tailwind

colors: {
  custom: {
    50: '#816fd6',
    500: '#3437c2',
    950: '#000000',
  },
}

SCSS

$custom: #3437c2;
$custom-light: #816fd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3437c2",
  "rgb": {
    "r": 52,
    "g": 55,
    "b": 194
  },
  "hsl": {
    "h": 238.732,
    "s": 57.724,
    "l": 48.235
  },
  "oklch": {
    "l": 0.43785,
    "c": 0.20947,
    "h": 272.7
  },
  "luminance": 0.07357
}

Semantic roles & 50–950 ramp

primary

#3437C2

secondary

#CCCA86

accent

#DE47E1

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3437C2

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

Preview Lab → · Contrast checker → · Palette generator →