#3351C4#3351C4

#3351C4 is a mid, vivid blue. Relative luminance 0.106; OKLCH L 48.4% C 0.183 H 267.7°. Best body text is #FFFFFF at 6.74:1 contrast (WCAG AA passes).

Color values

HEX	#3351C4
RGB	rgb(51, 81, 196)
HSL	hsl(228, 59%, 48%)
HSV	hsv(228, 74%, 77%)
CMYK	cmyk(74%, 58.7%, 0%, 23.1%)
CIE-LAB	lab(38.85, 29.30, -63.25)
CIE-LCH	lch(38.85, 69.71, 294.86°)
OKLab	oklab(48.4% -0.0072 -0.1826)
OKLCH	oklch(48.4% 0.183 267.7)
XYZ	xyz(14.2680, 10.5727, 53.5026)
Luminance	0.1057 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3351C4 #C4A633

analogous

#3399C4 #3351C4 #5D33C4

triadic

#3351C4 #C43351 #51C433

tetradic

#3351C4 #C43399 #C4A633 #33C45D

square

#3351C4 #C43399 #C4A633 #33C45D

split-complementary

#3351C4 #C45D33 #99C433

monochromatic

#1A2963 #263D93 #3351C4 #5F77D5 #8FA1E2

Accessibility & contrast

On white

6.74

#3351C4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#3351C4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3351C4

6.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3351C4	#FFFFFF	#000000	##FFFFFF
##3351C4	1.00	6.74	3.11	6.74
#FFFFFF	6.74	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0062C8

Deuteranopia (green-blind)

#0055C2

Tritanopia (blue-blind)

#006E82

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #3351c4;
/* rgb */ color: rgb(51, 81, 196);
/* oklch */ color: oklch(48.4% 0.183 267.7);

Tailwind

colors: {
  custom: {
    50: '#7f81d7',
    500: '#3351c4',
    950: '#000000',
  },
}

SCSS

$custom: #3351c4;
$custom-light: #7f81d7;
$custom-dark: #000000;

JSON

{
  "hex": "#3351c4",
  "rgb": {
    "r": 51,
    "g": 81,
    "b": 196
  },
  "hsl": {
    "h": 227.586,
    "s": 58.704,
    "l": 48.431
  },
  "oklch": {
    "l": 0.48397,
    "c": 0.18271,
    "h": 267.7
  },
  "luminance": 0.10574
}

Semantic roles & 50–950 ramp

primary

#3351C4

secondary

#CDBE86

accent

#C246E2

background

#F8F7FD

surface

#F0EEFA

border

#CBC9D3

text

#0C0A14

muted

#7D7C83

Preview Lab

Preview with #3351C4

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

Preview Lab → · Contrast checker → · Palette generator →