#3B50C8#3B50C8

#3B50C8 is a mid, vivid blue. Relative luminance 0.108; OKLCH L 48.9% C 0.187 H 270.3°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3B50C8
RGB	rgb(59, 80, 200)
HSL	hsl(231, 56%, 51%)
HSV	hsv(231, 71%, 78%)
CMYK	cmyk(70.5%, 60%, 0%, 21.6%)
CIE-LAB	lab(39.30, 32.39, -64.82)
CIE-LCH	lch(39.30, 72.47, 296.55°)
OKLab	oklab(48.94% 0.001 -0.187)
OKLCH	oklch(48.94% 0.187 270.3)
XYZ	xyz(15.0941, 10.8358, 55.9284)
Luminance	0.1084 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B50C8 #C8B33B

analogous

#3B96C8 #3B50C8 #6C3BC8

triadic

#3B50C8 #C83B50 #50C83B

tetradic

#3B50C8 #C83B96 #C8B33B #3BC86C

square

#3B50C8 #C83B96 #C8B33B #3BC86C

split-complementary

#3B50C8 #C86C3B #96C83B

monochromatic

#1E296B #2B3C9A #3B50C8 #6B7BD5 #9BA5E3

Accessibility & contrast

On white

6.63

#3B50C8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#3B50C8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3B50C8

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B50C8	#FFFFFF	#000000	##FFFFFF
##3B50C8	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063CC

Deuteranopia (green-blind)

#0056C6

Tritanopia (blue-blind)

#006E84

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3b50c8;
/* rgb */ color: rgb(59, 80, 200);
/* oklch */ color: oklch(48.9% 0.187 270.3);

Tailwind

colors: {
  custom: {
    50: '#8381da',
    500: '#3b50c8',
    950: '#000000',
  },
}

SCSS

$custom: #3b50c8;
$custom-light: #8381da;
$custom-dark: #000000;

JSON

{
  "hex": "#3b50c8",
  "rgb": {
    "r": 59,
    "g": 80,
    "b": 200
  },
  "hsl": {
    "h": 231.064,
    "s": 56.175,
    "l": 50.784
  },
  "oklch": {
    "l": 0.48937,
    "c": 0.18703,
    "h": 270.3
  },
  "luminance": 0.10837
}

Semantic roles & 50–950 ramp

primary

#3B50C8

secondary

#CFC590

accent

#C948DF

background

#F8F7FD

surface

#F0EEFB

border

#CBC9D4

text

#0C0A15

muted

#7D7C83

Preview Lab

Preview with #3B50C8

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

Preview Lab → · Contrast checker → · Palette generator →