#478DDD#478DDD

#478DDD is a light, vivid cyan. Relative luminance 0.256; OKLCH L 63.5% C 0.140 H 253.5°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#478DDD
RGB	rgb(71, 141, 221)
HSL	hsl(212, 69%, 57%)
HSV	hsv(212, 68%, 87%)
CMYK	cmyk(67.9%, 36.2%, 0%, 13.3%)
CIE-LAB	lab(57.66, 3.57, -47.25)
CIE-LCH	lch(57.66, 47.38, 274.32°)
OKLab	oklab(63.54% -0.0398 -0.1343)
OKLCH	oklch(63.54% 0.14 253.5)
XYZ	xyz(25.1698, 25.6072, 72.0088)
Luminance	0.2561 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478DDD #DD9747

analogous

#47D8DD #478DDD #4C47DD

triadic

#478DDD #DD478D #8DDD47

tetradic

#478DDD #DD47D8 #DD9747 #47DD4C

square

#478DDD #DD47D8 #DD9747 #47DD4C

split-complementary

#478DDD #DD4C47 #D8DD47

monochromatic

#1A518F #246EC3 #478DDD #7BADE7 #AECDF0

Accessibility & contrast

On white

3.43

#478DDD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#478DDD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478DDD

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478DDD	#FFFFFF	#000000	##000000
##478DDD	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6992E0

Deuteranopia (green-blind)

#5384DB

Tritanopia (blue-blind)

#00A0AA

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #478ddd;
/* rgb */ color: rgb(71, 141, 221);
/* oklch */ color: oklch(63.5% 0.140 253.5);

Tailwind

colors: {
  custom: {
    50: '#8aade8',
    500: '#478ddd',
    950: '#000000',
  },
}

SCSS

$custom: #478ddd;
$custom-light: #8aade8;
$custom-dark: #000000;

JSON

{
  "hex": "#478ddd",
  "rgb": {
    "r": 71,
    "g": 141,
    "b": 221
  },
  "hsl": {
    "h": 212,
    "s": 68.807,
    "l": 57.255
  },
  "oklch": {
    "l": 0.63539,
    "c": 0.14006,
    "h": 253.5
  },
  "luminance": 0.2561
}

Semantic roles & 50–950 ramp

primary

#478DDD

secondary

#DEC2A2

accent

#9A3CEC

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #478DDD

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

Preview Lab → · Contrast checker → · Palette generator →