#3477B8#3477B8

#3477B8 is a mid, vivid cyan. Relative luminance 0.174; OKLCH L 55.7% C 0.122 H 250.4°. Best body text is #FFFFFF at 4.69:1 contrast (WCAG AA passes).

Color values

HEX	#3477B8
RGB	rgb(52, 119, 184)
HSL	hsl(210, 56%, 46%)
HSV	hsv(210, 72%, 72%)
CMYK	cmyk(71.7%, 35.3%, 0%, 27.8%)
CIE-LAB	lab(48.74, 0.79, -40.40)
CIE-LCH	lch(48.74, 40.41, 271.11°)
OKLab	oklab(55.75% -0.0409 -0.1148)
OKLCH	oklch(55.75% 0.122 250.4)
XYZ	xyz(16.6615, 17.3826, 47.8152)
Luminance	0.1738 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3477B8 #B87534

analogous

#34B8B7 #3477B8 #3435B8

triadic

#3477B8 #B83477 #77B834

tetradic

#3477B8 #B734B8 #B87534 #35B834

square

#3477B8 #B734B8 #B87534 #35B834

split-complementary

#3477B8 #B83435 #B8B734

monochromatic

#193959 #275888 #3477B8 #5996D0 #89B4DE

Accessibility & contrast

On white

4.69

#3477B8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.48

#3477B8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3477B8

4.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3477B8	#FFFFFF	#000000	##FFFFFF
##3477B8	1.00	4.69	4.48	4.69
#FFFFFF	4.69	1.00	21.00	1.00
#000000	4.48	21.00	1.00	21.00
##FFFFFF	4.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A7BBB

Deuteranopia (green-blind)

#466EB7

Tritanopia (blue-blind)

#00868F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #3477b8;
/* rgb */ color: rgb(52, 119, 184);
/* oklch */ color: oklch(55.7% 0.122 250.4);

Tailwind

colors: {
  custom: {
    50: '#7c9dcd',
    500: '#3477b8',
    950: '#000000',
  },
}

SCSS

$custom: #3477b8;
$custom-light: #7c9dcd;
$custom-dark: #000000;

JSON

{
  "hex": "#3477b8",
  "rgb": {
    "r": 52,
    "g": 119,
    "b": 184
  },
  "hsl": {
    "h": 209.545,
    "s": 55.932,
    "l": 46.275
  },
  "oklch": {
    "l": 0.55746,
    "c": 0.12187,
    "h": 250.4
  },
  "luminance": 0.17384
}

Semantic roles & 50–950 ramp

primary

#3477B8

secondary

#C8A380

accent

#9349DF

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3477B8

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

Preview Lab → · Contrast checker → · Palette generator →