#387ACC#387ACC

#387ACC is a mid, vivid cyan. Relative luminance 0.191; OKLCH L 57.8% C 0.143 H 255.4°. Best body text is #000000 at 4.82:1 contrast (WCAG AA passes).

Color values

HEX	#387ACC
RGB	rgb(56, 122, 204)
HSL	hsl(213, 59%, 51%)
HSV	hsv(213, 73%, 80%)
CMYK	cmyk(72.5%, 40.2%, 0%, 20%)
CIE-LAB	lab(50.82, 6.79, -48.55)
CIE-LCH	lch(50.82, 49.02, 277.96°)
OKLab	oklab(57.76% -0.0362 -0.1386)
OKLCH	oklch(57.76% 0.143 255.4)
XYZ	xyz(19.4855, 19.1173, 59.7781)
Luminance	0.1912 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387ACC #CC8A38

analogous

#38C4CC #387ACC #4038CC

triadic

#387ACC #CC387A #7ACC38

tetradic

#387ACC #CC38C4 #CC8A38 #38CC40

square

#387ACC #CC38C4 #CC8A38 #38CC40

split-complementary

#387ACC #CC4038 #C4CC38

monochromatic

#1C406E #295D9E #387ACC #699BD8 #99BBE5

Accessibility & contrast

On white

4.35

#387ACC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.82

#387ACC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387ACC

4.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387ACC	#FFFFFF	#000000	##000000
##387ACC	1.00	4.35	4.82	4.82
#FFFFFF	4.35	1.00	21.00	21.00
#000000	4.82	21.00	1.00	1.00
##000000	4.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5380CF

Deuteranopia (green-blind)

#3B73CA

Tritanopia (blue-blind)

#008D99

Achromatopsia (no color)

#797979

Design tokens & code

CSS

--color: #387acc;
/* rgb */ color: rgb(56, 122, 204);
/* oklch */ color: oklch(57.8% 0.143 255.4);

Tailwind

colors: {
  custom: {
    50: '#819fdc',
    500: '#387acc',
    950: '#000000',
  },
}

SCSS

$custom: #387acc;
$custom-light: #819fdc;
$custom-dark: #000000;

JSON

{
  "hex": "#387acc",
  "rgb": {
    "r": 56,
    "g": 122,
    "b": 204
  },
  "hsl": {
    "h": 213.243,
    "s": 59.2,
    "l": 50.98
  },
  "oklch": {
    "l": 0.57764,
    "c": 0.14323,
    "h": 255.4
  },
  "luminance": 0.19119
}

Semantic roles & 50–950 ramp

primary

#387ACC

secondary

#D1B38F

accent

#9C45E2

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #387ACC

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

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