#387CCF#387CCF

#387CCF is a mid, vivid cyan. Relative luminance 0.198; OKLCH L 58.4% C 0.145 H 255.1°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#387CCF
RGB	rgb(56, 124, 207)
HSL	hsl(213, 61%, 52%)
HSV	hsv(213, 73%, 81%)
CMYK	cmyk(72.9%, 40.1%, 0%, 18.8%)
CIE-LAB	lab(51.56, 6.65, -49.08)
CIE-LCH	lch(51.56, 49.53, 277.72°)
OKLab	oklab(58.39% -0.0374 -0.1401)
OKLCH	oklch(58.39% 0.145 255.1)
XYZ	xyz(20.0969, 19.7588, 61.7741)
Luminance	0.1976 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387CCF #CF8B38

analogous

#38C8CF #387CCF #4038CF

triadic

#387CCF #CF387C #7CCF38

tetradic

#387CCF #CF38C8 #CF8B38 #38CF40

square

#387CCF #CF38C8 #CF8B38 #38CF40

split-complementary

#387CCF #CF4038 #C8CF38

monochromatic

#1B4271 #275FA3 #387CCF #699CDB #9BBDE7

Accessibility & contrast

On white

4.24

#387CCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#387CCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387CCF

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387CCF	#FFFFFF	#000000	##000000
##387CCF	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5582D2

Deuteranopia (green-blind)

#3C74CD

Tritanopia (blue-blind)

#008F9B

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #387ccf;
/* rgb */ color: rgb(56, 124, 207);
/* oklch */ color: oklch(58.4% 0.145 255.1);

Tailwind

colors: {
  custom: {
    50: '#81a1de',
    500: '#387ccf',
    950: '#000000',
  },
}

SCSS

$custom: #387ccf;
$custom-light: #81a1de;
$custom-dark: #000000;

JSON

{
  "hex": "#387ccf",
  "rgb": {
    "r": 56,
    "g": 124,
    "b": 207
  },
  "hsl": {
    "h": 212.98,
    "s": 61.134,
    "l": 51.569
  },
  "oklch": {
    "l": 0.58394,
    "c": 0.14499,
    "h": 255.1
  },
  "luminance": 0.19761
}

Semantic roles & 50–950 ramp

primary

#387CCF

secondary

#D3B590

accent

#9C44E4

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #387CCF

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

Preview Lab → · Contrast checker → · Palette generator →