#3237A6#3237A6

#3237A6 is a dark, vivid blue. Relative luminance 0.062; OKLCH L 40.9% C 0.174 H 273.7°. Best body text is #FFFFFF at 9.41:1 contrast (WCAG AA passes).

Color values

HEX	#3237A6
RGB	rgb(50, 55, 166)
HSL	hsl(237, 54%, 42%)
HSV	hsv(237, 70%, 65%)
CMYK	cmyk(69.9%, 66.9%, 0%, 34.9%)
CIE-LAB	lab(29.82, 35.05, -60.26)
CIE-LCH	lch(29.82, 69.71, 300.18°)
OKLab	oklab(40.94% 0.0112 -0.174)
OKLCH	oklch(40.94% 0.174 273.7)
XYZ	xyz(9.5622, 6.1628, 36.7546)
Luminance	0.0616 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 6.52

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3237A6 #A6A132

analogous

#3271A6 #3237A6 #6732A6

triadic

#3237A6 #A63237 #37A632

tetradic

#3237A6 #A63271 #A6A132 #32A667

square

#3237A6 #A63271 #A6A132 #32A667

split-complementary

#3237A6 #A66732 #71A632

monochromatic

#161848 #242777 #3237A6 #4C51C9 #7B7FD7

Accessibility & contrast

On white

9.41

#3237A6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.23

#3237A6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3237A6

9.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3237A6	#FFFFFF	#000000	##FFFFFF
##3237A6	1.00	9.41	2.23	9.41
#FFFFFF	9.41	1.00	21.00	1.00
#000000	2.23	21.00	1.00	21.00
##FFFFFF	9.41	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004CA9

Deuteranopia (green-blind)

#0041A4

Tritanopia (blue-blind)

#005469

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #3237a6;
/* rgb */ color: rgb(50, 55, 166);
/* oklch */ color: oklch(40.9% 0.174 273.7);

Tailwind

colors: {
  custom: {
    50: '#7a6ec1',
    500: '#3237a6',
    950: '#000000',
  },
}

SCSS

$custom: #3237a6;
$custom-light: #7a6ec1;
$custom-dark: #000000;

JSON

{
  "hex": "#3237a6",
  "rgb": {
    "r": 50,
    "g": 55,
    "b": 166
  },
  "hsl": {
    "h": 237.414,
    "s": 53.704,
    "l": 42.353
  },
  "oklch": {
    "l": 0.40937,
    "c": 0.1744,
    "h": 273.7
  },
  "luminance": 0.06164
}

Semantic roles & 50–950 ramp

primary

#3237A6

secondary

#C0BD74

accent

#D74BDD

background

#F8F6FC

surface

#EFECF8

border

#CAC7D1

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #3237A6

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

Preview Lab → · Contrast checker → · Palette generator →