#3380DC#3380DC

#3380DC is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.9% C 0.159 H 255.0°. Best body text is #000000 at 5.26:1 contrast (WCAG AA passes).

Color values

HEX	#3380DC
RGB	rgb(51, 128, 220)
HSL	hsl(213, 71%, 53%)
HSV	hsv(213, 77%, 86%)
CMYK	cmyk(76.8%, 41.8%, 0%, 13.7%)
CIE-LAB	lab(53.28, 8.35, -53.69)
CIE-LCH	lch(53.28, 54.34, 278.84°)
OKLab	oklab(59.93% -0.0411 -0.1536)
OKLCH	oklch(59.93% 0.159 255)
XYZ	xyz(21.9979, 21.3069, 70.6495)
Luminance	0.2131 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3380DC #DC8F33

analogous

#33D4DC #3380DC #3B33DC

triadic

#3380DC #DC3380 #80DC33

tetradic

#3380DC #DC33D4 #DC8F33 #33DC3B

square

#3380DC #DC33D4 #DC8F33 #33DC3B

split-complementary

#3380DC #DC3B33 #D4DC33

monochromatic

#16467F #1F62B3 #3380DC #67A1E5 #9BC1EE

Accessibility & contrast

On white

3.99

#3380DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.26

#3380DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3380DC

5.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3380DC	#FFFFFF	#000000	##000000
##3380DC	1.00	3.99	5.26	5.26
#FFFFFF	3.99	1.00	21.00	21.00
#000000	5.26	21.00	1.00	1.00
##000000	5.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5388E0

Deuteranopia (green-blind)

#3478DA

Tritanopia (blue-blind)

#0096A3

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3380dc;
/* rgb */ color: rgb(51, 128, 220);
/* oklch */ color: oklch(59.9% 0.159 255.0);

Tailwind

colors: {
  custom: {
    50: '#82a4e7',
    500: '#3380dc',
    950: '#000000',
  },
}

SCSS

$custom: #3380dc;
$custom-light: #82a4e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3380dc",
  "rgb": {
    "r": 51,
    "g": 128,
    "b": 220
  },
  "hsl": {
    "h": 212.663,
    "s": 70.711,
    "l": 53.137
  },
  "oklch": {
    "l": 0.59927,
    "c": 0.15902,
    "h": 255
  },
  "luminance": 0.21309
}

Semantic roles & 50–950 ramp

primary

#3380DC

secondary

#DAB991

accent

#9C3AED

background

#F8FAFE

surface

#F0F3FC

border

#CBCDD5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3380DC

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

Preview Lab → · Contrast checker → · Palette generator →