#3374B2#3374B2

#3374B2 is a mid, moderate cyan. Relative luminance 0.164; OKLCH L 54.7% C 0.118 H 249.9°. Best body text is #FFFFFF at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#3374B2
RGB	rgb(51, 116, 178)
HSL	hsl(209, 55%, 45%)
HSV	hsv(209, 71%, 70%)
CMYK	cmyk(71.3%, 34.8%, 0%, 30.2%)
CIE-LAB	lab(47.50, 0.29, -38.88)
CIE-LCH	lch(47.50, 38.88, 270.42°)
OKLab	oklab(54.67% -0.0403 -0.1104)
OKLCH	oklch(54.67% 0.118 249.9)
XYZ	xyz(15.6435, 16.4072, 44.4533)
Luminance	0.1641 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3374B2 #B27133

analogous

#33B2B0 #3374B2 #3335B2

triadic

#3374B2 #B23374 #74B233

tetradic

#3374B2 #B033B2 #B27133 #35B233

square

#3374B2 #B033B2 #B27133 #35B233

split-complementary

#3374B2 #B23335 #B2B033

monochromatic

#183653 #255582 #3374B2 #5493CE #84B1DC

Accessibility & contrast

On white

4.90

#3374B2 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.28

#3374B2 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3374B2

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3374B2	#FFFFFF	#000000	##FFFFFF
##3374B2	1.00	4.90	4.28	4.90
#FFFFFF	4.90	1.00	21.00	1.00
#000000	4.28	21.00	1.00	21.00
##FFFFFF	4.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5877B5

Deuteranopia (green-blind)

#466BB1

Tritanopia (blue-blind)

#00838B

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3374b2;
/* rgb */ color: rgb(51, 116, 178);
/* oklch */ color: oklch(54.7% 0.118 249.9);

Tailwind

colors: {
  custom: {
    50: '#7a9bc9',
    500: '#3374b2',
    950: '#000000',
  },
}

SCSS

$custom: #3374b2;
$custom-light: #7a9bc9;
$custom-dark: #000000;

JSON

{
  "hex": "#3374b2",
  "rgb": {
    "r": 51,
    "g": 116,
    "b": 178
  },
  "hsl": {
    "h": 209.291,
    "s": 55.459,
    "l": 44.902
  },
  "oklch": {
    "l": 0.54666,
    "c": 0.11753,
    "h": 249.9
  },
  "luminance": 0.16409
}

Semantic roles & 50–950 ramp

primary

#3374B2

secondary

#C5A07C

accent

#9249DF

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3374B2

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

Preview Lab → · Contrast checker → · Palette generator →