#387BCD#387BCD

#387BCD is a mid, vivid cyan. Relative luminance 0.194; OKLCH L 58.0% C 0.143 H 255.1°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#387BCD
RGB	rgb(56, 123, 205)
HSL	hsl(213, 60%, 51%)
HSV	hsv(213, 73%, 80%)
CMYK	cmyk(72.7%, 40%, 0%, 19.6%)
CIE-LAB	lab(51.17, 6.54, -48.58)
CIE-LCH	lch(51.17, 49.01, 277.67°)
OKLab	oklab(58.05% -0.0369 -0.1386)
OKLCH	oklch(58.05% 0.143 255.1)
XYZ	xyz(19.7292, 19.4123, 60.4529)
Luminance	0.1941 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387BCD #CD8A38

analogous

#38C5CD #387BCD #3F38CD

triadic

#387BCD #CD387B #7BCD38

tetradic

#387BCD #CD38C5 #CD8A38 #38CD3F

square

#387BCD #CD38C5 #CD8A38 #38CD3F

split-complementary

#387BCD #CD3F38 #C5CD38

monochromatic

#1C416F #285EA0 #387BCD #699BD9 #9ABCE6

Accessibility & contrast

On white

4.30

#387BCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#387BCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387BCD

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387BCD	#FFFFFF	#000000	##000000
##387BCD	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5481D0

Deuteranopia (green-blind)

#3C74CB

Tritanopia (blue-blind)

#008E9A

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #387bcd;
/* rgb */ color: rgb(56, 123, 205);
/* oklch */ color: oklch(58.0% 0.143 255.1);

Tailwind

colors: {
  custom: {
    50: '#81a0dd',
    500: '#387bcd',
    950: '#000000',
  },
}

SCSS

$custom: #387bcd;
$custom-light: #81a0dd;
$custom-dark: #000000;

JSON

{
  "hex": "#387bcd",
  "rgb": {
    "r": 56,
    "g": 123,
    "b": 205
  },
  "hsl": {
    "h": 213.02,
    "s": 59.839,
    "l": 51.176
  },
  "oklch": {
    "l": 0.58048,
    "c": 0.14346,
    "h": 255.1
  },
  "luminance": 0.19414
}

Semantic roles & 50–950 ramp

primary

#387BCD

secondary

#D1B48F

accent

#9C45E3

background

#F8F9FD

surface

#F0F2FB

border

#CBCCD4

text

#0C0E15

muted

#7D7E83

Preview Lab

Preview with #387BCD

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

Preview Lab → · Contrast checker → · Palette generator →