#3371B9#3371B9

#3371B9 is a mid, vivid cyan. Relative luminance 0.160; OKLCH L 54.4% C 0.130 H 254.1°. Best body text is #FFFFFF at 5.00:1 contrast (WCAG AA passes).

Color values

HEX	#3371B9
RGB	rgb(51, 113, 185)
HSL	hsl(212, 57%, 46%)
HSV	hsv(212, 72%, 73%)
CMYK	cmyk(72.4%, 38.9%, 0%, 27.5%)
CIE-LAB	lab(46.99, 4.69, -43.75)
CIE-LCH	lch(46.99, 44.00, 276.12°)
OKLab	oklab(54.39% -0.0356 -0.1247)
OKLCH	oklch(54.39% 0.13 254.1)
XYZ	xyz(16.0241, 16.0151, 48.1362)
Luminance	0.1602 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3371B9 #B97B33

analogous

#33B4B9 #3371B9 #3833B9

triadic

#3371B9 #B93371 #71B933

tetradic

#3371B9 #B933B4 #B97B33 #33B938

square

#3371B9 #B933B4 #B97B33 #33B938

split-complementary

#3371B9 #B93833 #B4B933

monochromatic

#193659 #265489 #3371B9 #5890D1 #88B0DE

Accessibility & contrast

On white

5.00

#3371B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.20

#3371B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3371B9

5.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3371B9	#FFFFFF	#000000	##FFFFFF
##3371B9	1.00	5.00	4.20	5.00
#FFFFFF	5.00	1.00	21.00	1.00
#000000	4.20	21.00	1.00	21.00
##FFFFFF	5.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5076BC

Deuteranopia (green-blind)

#3B6AB8

Tritanopia (blue-blind)

#00828C

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #3371b9;
/* rgb */ color: rgb(51, 113, 185);
/* oklch */ color: oklch(54.4% 0.130 254.1);

Tailwind

colors: {
  custom: {
    50: '#7b99ce',
    500: '#3371b9',
    950: '#000000',
  },
}

SCSS

$custom: #3371b9;
$custom-light: #7b99ce;
$custom-dark: #000000;

JSON

{
  "hex": "#3371b9",
  "rgb": {
    "r": 51,
    "g": 113,
    "b": 185
  },
  "hsl": {
    "h": 212.239,
    "s": 56.78,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5439,
    "c": 0.12967,
    "h": 254.1
  },
  "luminance": 0.16017
}

Semantic roles & 50–950 ramp

primary

#3371B9

secondary

#C8A780

accent

#9A48E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0D14

muted

#7C7E82

Preview Lab

Preview with #3371B9

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

Preview Lab → · Contrast checker → · Palette generator →