#3478AC#3478AC

#3478AC is a mid, moderate cyan. Relative luminance 0.171; OKLCH L 55.3% C 0.106 H 244.6°. Best body text is #FFFFFF at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#3478AC
RGB	rgb(52, 120, 172)
HSL	hsl(206, 54%, 44%)
HSV	hsv(206, 70%, 67%)
CMYK	cmyk(69.8%, 30.2%, 0%, 32.5%)
CIE-LAB	lab(48.44, -4.12, -33.92)
CIE-LCH	lch(48.44, 34.17, 263.07°)
OKLab	oklab(55.31% -0.0454 -0.0959)
OKLCH	oklch(55.31% 0.106 244.6)
XYZ	xyz(15.5762, 17.1399, 41.5092)
Luminance	0.1714 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3478AC #AC6834

analogous

#34ACA4 #3478AC #343CAC

triadic

#3478AC #AC3478 #78AC34

tetradic

#3478AC #A434AC #AC6834 #3CAC34

square

#3478AC #A434AC #AC6834 #3CAC34

split-complementary

#3478AC #AC343C #ACA434

monochromatic

#18364E #26577D #3478AC #5297CB #81B3D9

Accessibility & contrast

On white

4.74

#3478AC on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.43

#3478AC on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3478AC

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3478AC	#FFFFFF	#000000	##FFFFFF
##3478AC	1.00	4.74	4.43	4.74
#FFFFFF	4.74	1.00	21.00	1.00
#000000	4.43	21.00	1.00	21.00
##FFFFFF	4.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6179AE

Deuteranopia (green-blind)

#506EAB

Tritanopia (blue-blind)

#00858A

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #3478ac;
/* rgb */ color: rgb(52, 120, 172);
/* oklch */ color: oklch(55.3% 0.106 244.6);

Tailwind

colors: {
  custom: {
    50: '#7a9ec5',
    500: '#3478ac',
    950: '#000000',
  },
}

SCSS

$custom: #3478ac;
$custom-light: #7a9ec5;
$custom-dark: #000000;

JSON

{
  "hex": "#3478ac",
  "rgb": {
    "r": 52,
    "g": 120,
    "b": 172
  },
  "hsl": {
    "h": 206,
    "s": 53.571,
    "l": 43.922
  },
  "oklch": {
    "l": 0.55311,
    "c": 0.10612,
    "h": 244.6
  },
  "luminance": 0.17142
}

Semantic roles & 50–950 ramp

primary

#3478AC

secondary

#C29979

accent

#8A4BDD

background

#F7F9FC

surface

#EEF2F8

border

#C9CCD1

text

#0A0E13

muted

#7C7E82

Preview Lab

Preview with #3478AC

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

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