#3A37E2#3A37E2

#3A37E2 is a mid, highly saturated blue. Relative luminance 0.091; OKLCH L 47.4% C 0.246 H 272.6°. Best body text is #FFFFFF at 7.43:1 contrast (WCAG AA passes).

Color values

HEX	#3A37E2
RGB	rgb(58, 55, 226)
HSL	hsl(241, 75%, 55%)
HSV	hsv(241, 76%, 89%)
CMYK	cmyk(74.3%, 75.7%, 0%, 11.4%)
CIE-LAB	lab(36.22, 55.72, -84.87)
CIE-LCH	lch(36.22, 101.52, 303.29°)
OKLab	oklab(47.41% 0.0112 -0.2456)
OKLCH	oklch(47.41% 0.246 272.6)
XYZ	xyz(16.8340, 9.1211, 72.8101)
Luminance	0.0912 (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

#3A37E2 #DFE237

analogous

#3789E2 #3A37E2 #9037E2

triadic

#3A37E2 #E23A37 #37E23A

tetradic

#3A37E2 #E23789 #DFE237 #37E290

square

#3A37E2 #E23789 #DFE237 #37E290

split-complementary

#3A37E2 #E29037 #89E237

monochromatic

#16148B #1F1CC0 #3A37E2 #6F6CEA #A3A2F2

Accessibility & contrast

On white

7.43

#3A37E2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.82

#3A37E2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A37E2

7.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A37E2	#FFFFFF	#000000	##FFFFFF
##3A37E2	1.00	7.43	2.82	7.43
#FFFFFF	7.43	1.00	21.00	1.00
#000000	2.82	21.00	1.00	21.00
##FFFFFF	7.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005DE7

Deuteranopia (green-blind)

#004DDF

Tritanopia (blue-blind)

#006A8B

Achromatopsia (no color)

#555555

Design tokens & code

CSS

--color: #3a37e2;
/* rgb */ color: rgb(58, 55, 226);
/* oklch */ color: oklch(47.4% 0.246 272.6);

Tailwind

colors: {
  custom: {
    50: '#8a71ed',
    500: '#3a37e2',
    950: '#000000',
  },
}

SCSS

$custom: #3a37e2;
$custom-light: #8a71ed;
$custom-dark: #000000;

JSON

{
  "hex": "#3a37e2",
  "rgb": {
    "r": 58,
    "g": 55,
    "b": 226
  },
  "hsl": {
    "h": 241.053,
    "s": 74.672,
    "l": 55.098
  },
  "oklch": {
    "l": 0.47411,
    "c": 0.24586,
    "h": 272.6
  },
  "luminance": 0.09123
}

Semantic roles & 50–950 ramp

primary

#3A37E2

secondary

#DDDE97

accent

#F137EE

background

#F9F7FE

surface

#F2EDFD

border

#CCC8D5

text

#0E0816

muted

#7E7B84

Preview Lab

Preview with #3A37E2

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

Preview Lab → · Contrast checker → · Palette generator →