#3357C6#3357C6

#3357C6 is a mid, vivid blue. Relative luminance 0.116; OKLCH L 49.7% C 0.178 H 266.3°. Best body text is #FFFFFF at 6.33:1 contrast (WCAG AA passes).

Color values

HEX	#3357C6
RGB	rgb(51, 87, 198)
HSL	hsl(225, 59%, 49%)
HSV	hsv(225, 74%, 78%)
CMYK	cmyk(74.2%, 56.1%, 0%, 22.4%)
CIE-LAB	lab(40.57, 26.16, -61.62)
CIE-LCH	lch(40.57, 66.94, 293.00°)
OKLab	oklab(49.73% -0.0115 -0.1777)
OKLCH	oklch(49.73% 0.178 266.3)
XYZ	xyz(14.9629, 11.5958, 54.8648)
Luminance	0.1160 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3357C6 #C6A233

analogous

#33A1C6 #3357C6 #5933C6

triadic

#3357C6 #C63357 #57C633

tetradic

#3357C6 #C633A1 #C6A233 #33C659

square

#3357C6 #C633A1 #C6A233 #33C659

split-complementary

#3357C6 #C65933 #A1C633

monochromatic

#1A2C65 #264295 #3357C6 #607DD6 #91A5E3

Accessibility & contrast

On white

6.33

#3357C6 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.32

#3357C6 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3357C6

6.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3357C6	#FFFFFF	#000000	##FFFFFF
##3357C6	1.00	6.33	3.32	6.33
#FFFFFF	6.33	1.00	21.00	1.00
#000000	3.32	21.00	1.00	21.00
##FFFFFF	6.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0067CA

Deuteranopia (green-blind)

#0059C4

Tritanopia (blue-blind)

#007286

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #3357c6;
/* rgb */ color: rgb(51, 87, 198);
/* oklch */ color: oklch(49.7% 0.178 266.3);

Tailwind

colors: {
  custom: {
    50: '#7f85d8',
    500: '#3357c6',
    950: '#000000',
  },
}

SCSS

$custom: #3357c6;
$custom-light: #7f85d8;
$custom-dark: #000000;

JSON

{
  "hex": "#3357c6",
  "rgb": {
    "r": 51,
    "g": 87,
    "b": 198
  },
  "hsl": {
    "h": 225.306,
    "s": 59.036,
    "l": 48.824
  },
  "oklch": {
    "l": 0.49729,
    "c": 0.17806,
    "h": 266.3
  },
  "luminance": 0.11597
}

Semantic roles & 50–950 ramp

primary

#3357C6

secondary

#CDBC87

accent

#BC46E2

background

#F8F8FD

surface

#F0EFFA

border

#CBCAD3

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #3357C6

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

Preview Lab → · Contrast checker → · Palette generator →