#3375DC#3375DC

#3375DC is a mid, vivid blue. Relative luminance 0.186; OKLCH L 57.5% C 0.171 H 259.2°. Best body text is #000000 at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#3375DC
RGB	rgb(51, 117, 220)
HSL	hsl(217, 71%, 53%)
HSV	hsv(217, 77%, 86%)
CMYK	cmyk(76.8%, 46.8%, 0%, 13.7%)
CIE-LAB	lab(50.21, 15.17, -58.63)
CIE-LCH	lch(50.21, 60.56, 284.50°)
OKLab	oklab(57.55% -0.0321 -0.1683)
OKLCH	oklch(57.55% 0.171 259.2)
XYZ	xyz(20.6401, 18.5913, 70.1969)
Luminance	0.1859 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3375DC #DC9A33

analogous

#33C9DC #3375DC #4533DC

triadic

#3375DC #DC3375 #75DC33

tetradic

#3375DC #DC33C9 #DC9A33 #33DC45

square

#3375DC #DC33C9 #DC9A33 #33DC45

split-complementary

#3375DC #DC4533 #C9DC33

monochromatic

#163F7F #1F59B3 #3375DC #6798E5 #9BBCEE

Accessibility & contrast

On white

4.45

#3375DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.72

#3375DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3375DC

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3375DC	#FFFFFF	#000000	##000000
##3375DC	1.00	4.45	4.72	4.72
#FFFFFF	4.45	1.00	21.00	21.00
#000000	4.72	21.00	1.00	1.00
##000000	4.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#3C80E0

Deuteranopia (green-blind)

#0770DA

Tritanopia (blue-blind)

#008E9E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #3375dc;
/* rgb */ color: rgb(51, 117, 220);
/* oklch */ color: oklch(57.5% 0.171 259.2);

Tailwind

colors: {
  custom: {
    50: '#829ce7',
    500: '#3375dc',
    950: '#000000',
  },
}

SCSS

$custom: #3375dc;
$custom-light: #829ce7;
$custom-dark: #000000;

JSON

{
  "hex": "#3375dc",
  "rgb": {
    "r": 51,
    "g": 117,
    "b": 220
  },
  "hsl": {
    "h": 216.568,
    "s": 70.711,
    "l": 53.137
  },
  "oklch": {
    "l": 0.57547,
    "c": 0.17138,
    "h": 259.2
  },
  "luminance": 0.18594
}

Semantic roles & 50–950 ramp

primary

#3375DC

secondary

#DABD91

accent

#A83AED

background

#F8F9FE

surface

#F0F2FD

border

#CBCCD5

text

#0C0E16

muted

#7D7E84

Preview Lab

Preview with #3375DC

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

Preview Lab → · Contrast checker → · Palette generator →