#3375D5#3375D5

#3375D5 is a mid, vivid blue. Relative luminance 0.182; OKLCH L 57.1% C 0.162 H 258.2°. Best body text is #000000 at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#3375D5
RGB	rgb(51, 117, 213)
HSL	hsl(216, 66%, 52%)
HSV	hsv(216, 76%, 84%)
CMYK	cmyk(76.1%, 45.1%, 0%, 16.5%)
CIE-LAB	lab(49.77, 12.56, -55.36)
CIE-LCH	lch(49.77, 56.77, 282.79°)
OKLab	oklab(57.07% -0.0333 -0.1587)
OKLCH	oklch(57.07% 0.162 258.2)
XYZ	xyz(19.7324, 18.2282, 65.4163)
Luminance	0.1823 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3375D5 #D59333

analogous

#33C6D5 #3375D5 #4233D5

triadic

#3375D5 #D53375 #75D533

tetradic

#3375D5 #D533C6 #D59333 #33D542

square

#3375D5 #D533C6 #D59333 #33D542

split-complementary

#3375D5 #D54233 #C6D533

monochromatic

#183E75 #2359A8 #3375D5 #6697DF #99BAEA

Accessibility & contrast

On white

4.52

#3375D5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.65

#3375D5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3375D5

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3375D5	#FFFFFF	#000000	##000000
##3375D5	1.00	4.52	4.65	4.65
#FFFFFF	4.52	1.00	21.00	21.00
#000000	4.65	21.00	1.00	1.00
##000000	4.65	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#437ED9

Deuteranopia (green-blind)

#1F6FD3

Tritanopia (blue-blind)

#008C9A

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3375d5;
/* rgb */ color: rgb(51, 117, 213);
/* oklch */ color: oklch(57.1% 0.162 258.2);

Tailwind

colors: {
  custom: {
    50: '#819ce2',
    500: '#3375d5',
    950: '#000000',
  },
}

SCSS

$custom: #3375d5;
$custom-light: #819ce2;
$custom-dark: #000000;

JSON

{
  "hex": "#3375d5",
  "rgb": {
    "r": 51,
    "g": 117,
    "b": 213
  },
  "hsl": {
    "h": 215.556,
    "s": 65.854,
    "l": 51.765
  },
  "oklch": {
    "l": 0.57073,
    "c": 0.16219,
    "h": 258.2
  },
  "luminance": 0.1823
}

Semantic roles & 50–950 ramp

primary

#3375D5

secondary

#D5B88E

accent

#A43FE9

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #3375D5

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

Preview Lab → · Contrast checker → · Palette generator →