#4770CB#4770CB

#4770CB is a mid, vivid blue. Relative luminance 0.172; OKLCH L 56.2% C 0.148 H 264.0°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#4770CB
RGB	rgb(71, 112, 203)
HSL	hsl(221, 56%, 54%)
HSV	hsv(221, 65%, 80%)
CMYK	cmyk(65%, 44.8%, 0%, 20.4%)
CIE-LAB	lab(48.56, 14.95, -51.57)
CIE-LCH	lch(48.56, 53.69, 286.16°)
OKLab	oklab(56.16% -0.0155 -0.1473)
OKLCH	oklch(56.16% 0.148 264)
XYZ	xyz(19.1684, 17.2379, 58.8054)
Luminance	0.1724 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4770CB #CBA247

analogous

#47B2CB #4770CB #6047CB

triadic

#4770CB #CB4770 #70CB47

tetradic

#4770CB #CB47B2 #CBA247 #47CB60

square

#4770CB #CB47B2 #CBA247 #47CB60

split-complementary

#4770CB #CB6047 #B2CB47

monochromatic

#213C76 #2F54A6 #4770CB #7795D8 #A6BAE6

Accessibility & contrast

On white

4.72

#4770CB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#4770CB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4770CB

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4770CB	#FFFFFF	#000000	##FFFFFF
##4770CB	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#447ACE

Deuteranopia (green-blind)

#2D6EC9

Tritanopia (blue-blind)

#008593

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #4770cb;
/* rgb */ color: rgb(71, 112, 203);
/* oklch */ color: oklch(56.2% 0.148 264.0);

Tailwind

colors: {
  custom: {
    50: '#8798db',
    500: '#4770cb',
    950: '#000000',
  },
}

SCSS

$custom: #4770cb;
$custom-light: #8798db;
$custom-dark: #000000;

JSON

{
  "hex": "#4770cb",
  "rgb": {
    "r": 71,
    "g": 112,
    "b": 203
  },
  "hsl": {
    "h": 221.364,
    "s": 55.932,
    "l": 53.725
  },
  "oklch": {
    "l": 0.5616,
    "c": 0.14815,
    "h": 264
  },
  "luminance": 0.1724
}

Semantic roles & 50–950 ramp

primary

#4770CB

secondary

#D3C29B

accent

#B049DF

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0D15

muted

#7D7E83

Preview Lab

Preview with #4770CB

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

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