#3374B7#3374B7

#3374B7 is a mid, vivid cyan. Relative luminance 0.166; OKLCH L 55.0% C 0.124 H 251.7°. Best body text is #FFFFFF at 4.86:1 contrast (WCAG AA passes).

Color values

HEX	#3374B7
RGB	rgb(51, 116, 183)
HSL	hsl(210, 56%, 46%)
HSV	hsv(210, 72%, 72%)
CMYK	cmyk(72.1%, 36.6%, 0%, 28.2%)
CIE-LAB	lab(47.77, 2.11, -41.36)
CIE-LCH	lch(47.77, 41.42, 272.92°)
OKLab	oklab(54.96% -0.039 -0.1177)
OKLCH	oklch(54.96% 0.124 251.7)
XYZ	xyz(16.1547, 16.6117, 47.1456)
Luminance	0.1661 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3374B7 #B77633

analogous

#33B6B7 #3374B7 #3433B7

triadic

#3374B7 #B73374 #74B733

tetradic

#3374B7 #B733B6 #B77633 #33B734

square

#3374B7 #B733B6 #B77633 #33B734

split-complementary

#3374B7 #B73433 #B6B733

monochromatic

#183757 #265687 #3374B7 #5793D0 #87B2DE

Accessibility & contrast

On white

4.86

#3374B7 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.32

#3374B7 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3374B7

4.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3374B7	#FFFFFF	#000000	##FFFFFF
##3374B7	1.00	4.86	4.32	4.86
#FFFFFF	4.86	1.00	21.00	1.00
#000000	4.32	21.00	1.00	21.00
##FFFFFF	4.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5578BA

Deuteranopia (green-blind)

#426CB6

Tritanopia (blue-blind)

#00848D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #3374b7;
/* rgb */ color: rgb(51, 116, 183);
/* oklch */ color: oklch(55.0% 0.124 251.7);

Tailwind

colors: {
  custom: {
    50: '#7b9bcd',
    500: '#3374b7',
    950: '#000000',
  },
}

SCSS

$custom: #3374b7;
$custom-light: #7b9bcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3374b7",
  "rgb": {
    "r": 51,
    "g": 116,
    "b": 183
  },
  "hsl": {
    "h": 210.455,
    "s": 56.41,
    "l": 45.882
  },
  "oklch": {
    "l": 0.54958,
    "c": 0.12394,
    "h": 251.7
  },
  "luminance": 0.16613
}

Semantic roles & 50–950 ramp

primary

#3374B7

secondary

#C7A37F

accent

#9548E0

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3374B7

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

Preview Lab → · Contrast checker → · Palette generator →