#478DBB#478DBB

#478DBB is a mid, moderate cyan. Relative luminance 0.240; OKLCH L 61.8% C 0.099 H 239.9°. Best body text is #000000 at 5.80:1 contrast (WCAG AA passes).

Color values

HEX	#478DBB
RGB	rgb(71, 141, 187)
HSL	hsl(204, 46%, 51%)
HSV	hsv(204, 62%, 73%)
CMYK	cmyk(62%, 24.6%, 0%, 26.7%)
CIE-LAB	lab(56.06, -7.91, -30.59)
CIE-LCH	lch(56.06, 31.59, 255.49°)
OKLab	oklab(61.76% -0.0498 -0.0858)
OKLCH	oklch(61.76% 0.099 239.9)
XYZ	xyz(21.0897, 23.9751, 50.5203)
Luminance	0.2398 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#478DBB #BB7547

analogous

#47BBAF #478DBB #4753BB

triadic

#478DBB #BB478D #8DBB47

tetradic

#478DBB #AF47BB #BB7547 #53BB47

square

#478DBB #AF47BB #BB7547 #53BB47

split-complementary

#478DBB #BB4753 #BBAF47

monochromatic

#254A63 #356C90 #478DBB #74A9CC #A0C4DC

Accessibility & contrast

On white

3.62

#478DBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.80

#478DBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #478DBB

5.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##478DBB	#FFFFFF	#000000	##000000
##478DBB	1.00	3.62	5.80	5.80
#FFFFFF	3.62	1.00	21.00	21.00
#000000	5.80	21.00	1.00	1.00
##000000	5.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#788DBD

Deuteranopia (green-blind)

#6881BA

Tritanopia (blue-blind)

#00999D

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #478dbb;
/* rgb */ color: rgb(71, 141, 187);
/* oklch */ color: oklch(61.8% 0.099 239.9);

Tailwind

colors: {
  custom: {
    50: '#85aecf',
    500: '#478dbb',
    950: '#000000',
  },
}

SCSS

$custom: #478dbb;
$custom-light: #85aecf;
$custom-dark: #000000;

JSON

{
  "hex": "#478dbb",
  "rgb": {
    "r": 71,
    "g": 141,
    "b": 187
  },
  "hsl": {
    "h": 203.793,
    "s": 46.032,
    "l": 50.588
  },
  "oklch": {
    "l": 0.61756,
    "c": 0.09926,
    "h": 239.9
  },
  "luminance": 0.23977
}

Semantic roles & 50–950 ramp

primary

#478DBB

secondary

#C9AA95

accent

#8652D6

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #478DBB

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

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