#3375BD#3375BD

#3375BD is a mid, vivid cyan. Relative luminance 0.171; OKLCH L 55.5% C 0.131 H 252.9°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#3375BD
RGB	rgb(51, 117, 189)
HSL	hsl(211, 58%, 47%)
HSV	hsv(211, 73%, 74%)
CMYK	cmyk(73%, 38.1%, 0%, 25.9%)
CIE-LAB	lab(48.38, 3.69, -43.85)
CIE-LCH	lch(48.38, 44.01, 274.81°)
OKLab	oklab(55.55% -0.0384 -0.1249)
OKLCH	oklch(55.55% 0.131 252.9)
XYZ	xyz(16.9084, 17.0986, 50.5435)
Luminance	0.1710 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3375BD #BD7B33

analogous

#33BABD #3375BD #3633BD

triadic

#3375BD #BD3375 #75BD33

tetradic

#3375BD #BD33BA #BD7B33 #33BD36

square

#3375BD #BD33BA #BD7B33 #33BD36

split-complementary

#3375BD #BD3633 #BABD33

monochromatic

#19395D #26578D #3375BD #5B94D3 #8BB3E0

Accessibility & contrast

On white

4.75

#3375BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#3375BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3375BD

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3375BD	#FFFFFF	#000000	##FFFFFF
##3375BD	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#547AC0

Deuteranopia (green-blind)

#3F6DBC

Tritanopia (blue-blind)

#008690

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3375bd;
/* rgb */ color: rgb(51, 117, 189);
/* oklch */ color: oklch(55.5% 0.131 252.9);

Tailwind

colors: {
  custom: {
    50: '#7c9cd1',
    500: '#3375bd',
    950: '#000000',
  },
}

SCSS

$custom: #3375bd;
$custom-light: #7c9cd1;
$custom-dark: #000000;

JSON

{
  "hex": "#3375bd",
  "rgb": {
    "r": 51,
    "g": 117,
    "b": 189
  },
  "hsl": {
    "h": 211.304,
    "s": 57.5,
    "l": 47.059
  },
  "oklch": {
    "l": 0.55546,
    "c": 0.13069,
    "h": 252.9
  },
  "luminance": 0.17101
}

Semantic roles & 50–950 ramp

primary

#3375BD

secondary

#CAA782

accent

#9747E1

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #3375BD

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

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