#3237C9#3237C9

#3237C9 is a dark, highly saturated blue. Relative luminance 0.076; OKLCH L 44.4% C 0.218 H 271.7°. Best body text is #FFFFFF at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#3237C9
RGB	rgb(50, 55, 201)
HSL	hsl(238, 60%, 49%)
HSV	hsv(238, 75%, 79%)
CMYK	cmyk(75.1%, 72.6%, 0%, 21.2%)
CIE-LAB	lab(33.19, 47.03, -75.45)
CIE-LCH	lch(33.19, 88.91, 301.94°)
OKLab	oklab(44.38% 0.0067 -0.2184)
OKLCH	oklch(44.38% 0.218 271.7)
XYZ	xyz(13.2206, 7.6261, 56.0222)
Luminance	0.0763 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue Blue

#2242C7

ΔE00 3.53

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3237C9 #C9C432

analogous

#3283C9 #3237C9 #7932C9

triadic

#3237C9 #C93237 #37C932

tetradic

#3237C9 #C93283 #C9C432 #32C979

square

#3237C9 #C93283 #C9C432 #32C979

split-complementary

#3237C9 #C97932 #83C932

monochromatic

#1A1C67 #262A98 #3237C9 #6165D8 #9294E4

Accessibility & contrast

On white

8.31

#3237C9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#3237C9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3237C9

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3237C9	#FFFFFF	#000000	##FFFFFF
##3237C9	1.00	8.31	2.53	8.31
#FFFFFF	8.31	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0055CD

Deuteranopia (green-blind)

#0047C6

Tritanopia (blue-blind)

#00617D

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #3237c9;
/* rgb */ color: rgb(50, 55, 201);
/* oklch */ color: oklch(44.4% 0.218 271.7);

Tailwind

colors: {
  custom: {
    50: '#826fdb',
    500: '#3237c9',
    950: '#000000',
  },
}

SCSS

$custom: #3237c9;
$custom-light: #826fdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3237c9",
  "rgb": {
    "r": 50,
    "g": 55,
    "b": 201
  },
  "hsl": {
    "h": 238.013,
    "s": 60.159,
    "l": 49.216
  },
  "oklch": {
    "l": 0.44384,
    "c": 0.21849,
    "h": 271.7
  },
  "luminance": 0.07628
}

Semantic roles & 50–950 ramp

primary

#3237C9

secondary

#CFCC88

accent

#DE44E3

background

#F8F6FD

surface

#F0ECFB

border

#CBC7D4

text

#0C0715

muted

#7D7A83

Preview Lab

Preview with #3237C9

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

Preview Lab → · Contrast checker → · Palette generator →