#3A50C9#3A50C9

#3A50C9 is a mid, vivid blue. Relative luminance 0.109; OKLCH L 49.0% C 0.189 H 270.0°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#3A50C9
RGB	rgb(58, 80, 201)
HSL	hsl(231, 57%, 51%)
HSV	hsv(231, 71%, 79%)
CMYK	cmyk(71.1%, 60.2%, 0%, 21.2%)
CIE-LAB	lab(39.33, 32.62, -65.36)
CIE-LCH	lch(39.33, 73.05, 296.52°)
OKLab	oklab(48.97% 0 -0.1886)
OKLCH	oklch(48.97% 0.189 270)
XYZ	xyz(15.1526, 10.8524, 56.5432)
Luminance	0.1085 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A50C9 #C9B33A

analogous

#3A97C9 #3A50C9 #6B3AC9

triadic

#3A50C9 #C93A50 #50C93A

tetradic

#3A50C9 #C93A97 #C9B33A #3AC96B

square

#3A50C9 #C93A97 #C9B33A #3AC96B

split-complementary

#3A50C9 #C96B3A #97C93A

monochromatic

#1D296B #2B3C9B #3A50C9 #6A7BD6 #9AA5E3

Accessibility & contrast

On white

6.62

#3A50C9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3A50C9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3A50C9

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A50C9	#FFFFFF	#000000	##FFFFFF
##3A50C9	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CD

Deuteranopia (green-blind)

#0056C7

Tritanopia (blue-blind)

#006F85

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3a50c9;
/* rgb */ color: rgb(58, 80, 201);
/* oklch */ color: oklch(49.0% 0.189 270.0);

Tailwind

colors: {
  custom: {
    50: '#8381da',
    500: '#3a50c9',
    950: '#000000',
  },
}

SCSS

$custom: #3a50c9;
$custom-light: #8381da;
$custom-dark: #000000;

JSON

{
  "hex": "#3a50c9",
  "rgb": {
    "r": 58,
    "g": 80,
    "b": 201
  },
  "hsl": {
    "h": 230.769,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.48969,
    "c": 0.18862,
    "h": 270
  },
  "luminance": 0.10854
}

Semantic roles & 50–950 ramp

primary

#3A50C9

secondary

#CFC590

accent

#C948E0

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3A50C9

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

Preview Lab → · Contrast checker → · Palette generator →