#3373B2#3373B2

#3373B2 is a mid, moderate cyan. Relative luminance 0.162; OKLCH L 54.4% C 0.118 H 250.6°. Best body text is #FFFFFF at 4.96:1 contrast (WCAG AA passes).

Color values

HEX	#3373B2
RGB	rgb(51, 115, 178)
HSL	hsl(210, 55%, 45%)
HSV	hsv(210, 71%, 70%)
CMYK	cmyk(71.3%, 35.4%, 0%, 30.2%)
CIE-LAB	lab(47.21, 0.90, -39.35)
CIE-LCH	lch(47.21, 39.36, 271.31°)
OKLab	oklab(54.43% -0.0393 -0.1118)
OKLCH	oklch(54.43% 0.118 250.6)
XYZ	xyz(15.5289, 16.1779, 44.4151)
Luminance	0.1618 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3373B2 #B27233

analogous

#33B2B2 #3373B2 #3333B2

triadic

#3373B2 #B23373 #73B233

tetradic

#3373B2 #B233B2 #B27233 #33B233

square

#3373B2 #B233B2 #B27233 #33B233

split-complementary

#3373B2 #B23333 #B2B233

monochromatic

#183653 #255482 #3373B2 #5492CE #84B0DC

Accessibility & contrast

On white

4.96

#3373B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.24

#3373B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3373B2

4.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3373B2	#FFFFFF	#000000	##FFFFFF
##3373B2	1.00	4.96	4.24	4.96
#FFFFFF	4.96	1.00	21.00	1.00
#000000	4.24	21.00	1.00	21.00
##FFFFFF	4.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5776B5

Deuteranopia (green-blind)

#446BB1

Tritanopia (blue-blind)

#00828A

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #3373b2;
/* rgb */ color: rgb(51, 115, 178);
/* oklch */ color: oklch(54.4% 0.118 250.6);

Tailwind

colors: {
  custom: {
    50: '#7a9ac9',
    500: '#3373b2',
    950: '#000000',
  },
}

SCSS

$custom: #3373b2;
$custom-light: #7a9ac9;
$custom-dark: #000000;

JSON

{
  "hex": "#3373b2",
  "rgb": {
    "r": 51,
    "g": 115,
    "b": 178
  },
  "hsl": {
    "h": 209.764,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.54433,
    "c": 0.11849,
    "h": 250.6
  },
  "luminance": 0.1618
}

Semantic roles & 50–950 ramp

primary

#3373B2

secondary

#C5A07C

accent

#9349DF

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3373B2

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

Preview Lab → · Contrast checker → · Palette generator →