#387AB4#387AB4

#387AB4 is a mid, moderate cyan. Relative luminance 0.181; OKLCH L 56.4% C 0.112 H 247.8°. Best body text is #000000 at 4.61:1 contrast (WCAG AA passes).

Color values

HEX	#387AB4
RGB	rgb(56, 122, 180)
HSL	hsl(208, 53%, 46%)
HSV	hsv(208, 69%, 71%)
CMYK	cmyk(68.9%, 32.2%, 0%, 29.4%)
CIE-LAB	lab(49.56, -1.84, -36.78)
CIE-LCH	lch(49.56, 36.83, 267.13°)
OKLab	oklab(56.36% -0.0424 -0.1041)
OKLCH	oklch(56.36% 0.112 247.8)
XYZ	xyz(16.8255, 18.0533, 45.7691)
Luminance	0.1805 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387AB4 #B47238

analogous

#38B4B0 #387AB4 #383CB4

triadic

#387AB4 #B4387A #7AB438

tetradic

#387AB4 #B038B4 #B47238 #3CB438

square

#387AB4 #B038B4 #B47238 #3CB438

split-complementary

#387AB4 #B4383C #B4B038

monochromatic

#1B3B57 #295A85 #387AB4 #5D98CD #8BB6DB

Accessibility & contrast

On white

4.55

#387AB4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.61

#387AB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387AB4

4.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387AB4	#FFFFFF	#000000	##000000
##387AB4	1.00	4.55	4.61	4.61
#FFFFFF	4.55	1.00	21.00	21.00
#000000	4.61	21.00	1.00	1.00
##000000	4.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#607CB6

Deuteranopia (green-blind)

#4F71B3

Tritanopia (blue-blind)

#00888F

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #387ab4;
/* rgb */ color: rgb(56, 122, 180);
/* oklch */ color: oklch(56.4% 0.112 247.8);

Tailwind

colors: {
  custom: {
    50: '#7da0ca',
    500: '#387ab4',
    950: '#000000',
  },
}

SCSS

$custom: #387ab4;
$custom-light: #7da0ca;
$custom-dark: #000000;

JSON

{
  "hex": "#387ab4",
  "rgb": {
    "r": 56,
    "g": 122,
    "b": 180
  },
  "hsl": {
    "h": 208.065,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.56363,
    "c": 0.11246,
    "h": 247.8
  },
  "luminance": 0.18055
}

Semantic roles & 50–950 ramp

primary

#387AB4

secondary

#C5A282

accent

#8F4CDC

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #387AB4

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

Preview Lab → · Contrast checker → · Palette generator →