#372ED7#372ED7

#372ED7 is a dark, highly saturated blue. Relative luminance 0.077; OKLCH L 45.0% C 0.242 H 273.1°. Best body text is #FFFFFF at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#372ED7
RGB	rgb(55, 46, 215)
HSL	hsl(243, 68%, 51%)
HSV	hsv(243, 79%, 84%)
CMYK	cmyk(74.4%, 78.6%, 0%, 15.7%)
CIE-LAB	lab(33.29, 56.63, -83.40)
CIE-LCH	lch(33.29, 100.81, 304.18°)
OKLab	oklab(44.96% 0.0133 -0.2413)
OKLCH	oklch(44.96% 0.242 273.1)
XYZ	xyz(14.8142, 7.6710, 64.9767)
Luminance	0.0767 (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

#372ED7 #CED72E

analogous

#2E79D7 #372ED7 #8B2ED7

triadic

#372ED7 #D7372E #2ED737

tetradic

#372ED7 #D72E79 #CED72E #2ED78B

square

#372ED7 #D72E79 #CED72E #2ED78B

split-complementary

#372ED7 #D78B2E #79D72E

monochromatic

#1B1674 #2720A8 #372ED7 #6861E1 #9995EB

Accessibility & contrast

On white

8.29

#372ED7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.53

#372ED7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #372ED7

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##372ED7	#FFFFFF	#000000	##FFFFFF
##372ED7	1.00	8.29	2.53	8.29
#FFFFFF	8.29	1.00	21.00	1.00
#000000	2.53	21.00	1.00	21.00
##FFFFFF	8.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0056DC

Deuteranopia (green-blind)

#0046D4

Tritanopia (blue-blind)

#006283

Achromatopsia (no color)

#4E4E4E

Design tokens & code

CSS

--color: #372ed7;
/* rgb */ color: rgb(55, 46, 215);
/* oklch */ color: oklch(45.0% 0.242 273.1);

Tailwind

colors: {
  custom: {
    50: '#886be5',
    500: '#372ed7',
    950: '#000000',
  },
}

SCSS

$custom: #372ed7;
$custom-light: #886be5;
$custom-dark: #000000;

JSON

{
  "hex": "#372ed7",
  "rgb": {
    "r": 55,
    "g": 46,
    "b": 215
  },
  "hsl": {
    "h": 243.195,
    "s": 67.871,
    "l": 51.176
  },
  "oklch": {
    "l": 0.44964,
    "c": 0.24167,
    "h": 273.1
  },
  "luminance": 0.07673
}

Semantic roles & 50–950 ramp

primary

#372ED7

secondary

#D2D68B

accent

#EB3DE1

background

#F9F6FE

surface

#F2EBFC

border

#CCC6D5

text

#0E0716

muted

#7E7A84

Preview Lab

Preview with #372ED7

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

Preview Lab → · Contrast checker → · Palette generator →