#387ABC#387ABC

#387ABC is a mid, vivid cyan. Relative luminance 0.184; OKLCH L 56.8% C 0.123 H 250.9°. Best body text is #000000 at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#387ABC
RGB	rgb(56, 122, 188)
HSL	hsl(210, 54%, 48%)
HSV	hsv(210, 70%, 74%)
CMYK	cmyk(70.2%, 35.1%, 0%, 26.3%)
CIE-LAB	lab(49.96, 1.01, -40.76)
CIE-LCH	lch(49.96, 40.77, 271.41°)
OKLab	oklab(56.81% -0.0402 -0.1157)
OKLCH	oklch(56.81% 0.123 250.9)
XYZ	xyz(17.6641, 18.3888, 50.1857)
Luminance	0.1839 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387ABC #BC7A38

analogous

#38BCBC #387ABC #3838BC

triadic

#387ABC #BC387A #7ABC38

tetradic

#387ABC #BC38BC #BC7A38 #38BC38

square

#387ABC #BC38BC #BC7A38 #38BC38

split-complementary

#387ABC #BC3838 #BCBC38

monochromatic

#1C3D5E #2A5B8D #387ABC #6199D0 #90B7DE

Accessibility & contrast

On white

4.49

#387ABC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.68

#387ABC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387ABC

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387ABC	#FFFFFF	#000000	##000000
##387ABC	1.00	4.49	4.68	4.68
#FFFFFF	4.49	1.00	21.00	21.00
#000000	4.68	21.00	1.00	1.00
##000000	4.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C7EBF

Deuteranopia (green-blind)

#4971BB

Tritanopia (blue-blind)

#008A92

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #387abc;
/* rgb */ color: rgb(56, 122, 188);
/* oklch */ color: oklch(56.8% 0.123 250.9);

Tailwind

colors: {
  custom: {
    50: '#7ea0d0',
    500: '#387abc',
    950: '#000000',
  },
}

SCSS

$custom: #387abc;
$custom-light: #7ea0d0;
$custom-dark: #000000;

JSON

{
  "hex": "#387abc",
  "rgb": {
    "r": 56,
    "g": 122,
    "b": 188
  },
  "hsl": {
    "h": 210,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.56812,
    "c": 0.12252,
    "h": 250.9
  },
  "luminance": 0.18391
}

Semantic roles & 50–950 ramp

primary

#387ABC

secondary

#C9A887

accent

#944ADD

background

#F8F9FC

surface

#EFF2F9

border

#CACCD2

text

#0B0E14

muted

#7C7E82

Preview Lab

Preview with #387ABC

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

Preview Lab → · Contrast checker → · Palette generator →