#3370C3#3370C3

#3370C3 is a mid, vivid cyan. Relative luminance 0.162; OKLCH L 54.8% C 0.144 H 257.0°. Best body text is #FFFFFF at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#3370C3
RGB	rgb(51, 112, 195)
HSL	hsl(215, 59%, 48%)
HSV	hsv(215, 74%, 76%)
CMYK	cmyk(73.8%, 42.6%, 0%, 23.5%)
CIE-LAB	lab(47.28, 9.01, -49.07)
CIE-LCH	lch(47.28, 49.89, 280.40°)
OKLab	oklab(54.79% -0.0324 -0.1403)
OKLCH	oklch(54.79% 0.144 257)
XYZ	xyz(17.0061, 16.2304, 53.8557)
Luminance	0.1623 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3370C3 #C38633

analogous

#33B8C3 #3370C3 #3E33C3

triadic

#3370C3 #C33370 #70C333

tetradic

#3370C3 #C333B8 #C38633 #33C33E

square

#3370C3 #C333B8 #C38633 #33C33E

split-complementary

#3370C3 #C33E33 #B8C333

monochromatic

#1A3862 #265492 #3370C3 #5E91D5 #8FB2E2

Accessibility & contrast

On white

4.95

#3370C3 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.25

#3370C3 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3370C3

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3370C3	#FFFFFF	#000000	##FFFFFF
##3370C3	1.00	4.95	4.25	4.95
#FFFFFF	4.95	1.00	21.00	1.00
#000000	4.25	21.00	1.00	21.00
##FFFFFF	4.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4777C6

Deuteranopia (green-blind)

#2E6AC1

Tritanopia (blue-blind)

#008390

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3370c3;
/* rgb */ color: rgb(51, 112, 195);
/* oklch */ color: oklch(54.8% 0.144 257.0);

Tailwind

colors: {
  custom: {
    50: '#7d98d6',
    500: '#3370c3',
    950: '#000000',
  },
}

SCSS

$custom: #3370c3;
$custom-light: #7d98d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3370c3",
  "rgb": {
    "r": 51,
    "g": 112,
    "b": 195
  },
  "hsl": {
    "h": 214.583,
    "s": 58.537,
    "l": 48.235
  },
  "oklch": {
    "l": 0.54793,
    "c": 0.14404,
    "h": 257
  },
  "luminance": 0.16232
}

Semantic roles & 50–950 ramp

primary

#3370C3

secondary

#CCAE86

accent

#A046E2

background

#F8F9FD

surface

#EFF2FA

border

#CACCD3

text

#0B0D14

muted

#7C7E83

Preview Lab

Preview with #3370C3

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

Preview Lab → · Contrast checker → · Palette generator →