#3155C2#3155C2

#3155C2 is a mid, vivid blue. Relative luminance 0.110; OKLCH L 48.9% C 0.176 H 266.1°. Best body text is #FFFFFF at 6.54:1 contrast (WCAG AA passes).

Color values

HEX	#3155C2
RGB	rgb(49, 85, 194)
HSL	hsl(225, 60%, 48%)
HSV	hsv(225, 75%, 76%)
CMYK	cmyk(74.7%, 56.2%, 0%, 23.9%)
CIE-LAB	lab(39.65, 25.73, -60.79)
CIE-LCH	lch(39.65, 66.01, 292.94°)
OKLab	oklab(48.93% -0.0119 -0.1753)
OKLCH	oklch(48.93% 0.176 266.1)
XYZ	xyz(14.2493, 11.0434, 52.4091)
Luminance	0.1105 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3155C2 #C29E31

analogous

#319EC2 #3155C2 #5531C2

triadic

#3155C2 #C23155 #55C231

tetradic

#3155C2 #C2319E #C29E31 #31C255

square

#3155C2 #C2319E #C29E31 #31C255

split-complementary

#3155C2 #C25531 #9EC231

monochromatic

#182A60 #254091 #3155C2 #5B79D6 #8CA1E2

Accessibility & contrast

On white

6.54

#3155C2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.21

#3155C2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3155C2

6.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3155C2	#FFFFFF	#000000	##FFFFFF
##3155C2	1.00	6.54	3.21	6.54
#FFFFFF	6.54	1.00	21.00	1.00
#000000	3.21	21.00	1.00	21.00
##FFFFFF	6.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0064C6

Deuteranopia (green-blind)

#0057C0

Tritanopia (blue-blind)

#007083

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #3155c2;
/* rgb */ color: rgb(49, 85, 194);
/* oklch */ color: oklch(48.9% 0.176 266.1);

Tailwind

colors: {
  custom: {
    50: '#7e84d5',
    500: '#3155c2',
    950: '#000000',
  },
}

SCSS

$custom: #3155c2;
$custom-light: #7e84d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3155c2",
  "rgb": {
    "r": 49,
    "g": 85,
    "b": 194
  },
  "hsl": {
    "h": 225.103,
    "s": 59.671,
    "l": 47.647
  },
  "oklch": {
    "l": 0.48925,
    "c": 0.1757,
    "h": 266.1
  },
  "luminance": 0.11045
}

Semantic roles & 50–950 ramp

primary

#3155C2

secondary

#CCBA83

accent

#BC45E3

background

#F8F8FD

surface

#EFEFFA

border

#CACAD3

text

#0B0A14

muted

#7C7C83

Preview Lab

Preview with #3155C2

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

Preview Lab → · Contrast checker → · Palette generator →