#387EB4#387EB4

#387EB4 is a mid, moderate cyan. Relative luminance 0.191; OKLCH L 57.3% C 0.109 H 244.8°. Best body text is #000000 at 4.81:1 contrast (WCAG AA passes).

Color values

HEX#387EB4
RGBrgb(56, 126, 180)
HSLhsl(206, 53%, 46%)
HSVhsv(206, 69%, 71%)
CMYKcmyk(68.9%, 30%, 0%, 29.4%)
CIE-LABlab(50.75, -4.22, -34.91)
CIE-LCHlch(50.75, 35.16, 263.11°)
OKLaboklab(57.3% -0.0465 -0.0986)
OKLCHoklch(57.3% 0.109 244.8)
XYZxyz(17.3268, 19.0559, 45.9362)
Luminance0.1906 (WCAG relative)
Temperaturecool
Familycyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#387EB4 #B46E38
analogous
#38B4AC #387EB4 #3840B4
triadic
#387EB4 #B4387E #7EB438
tetradic
#387EB4 #AC38B4 #B46E38 #40B438
square
#387EB4 #AC38B4 #B46E38 #40B438
split-complementary
#387EB4 #B43840 #B4AC38
monochromatic
#1B3D57 #295D85 #387EB4 #5D9CCD #8BB8DB

Accessibility & contrast

On white

4.36
#387EB4 on #FFFFFF
AA ✗AA large ✓AAA ✗

On black

4.81
#387EB4 on #000000
AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387EB4
4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##387EB4#FFFFFF#000000##000000
##387EB41.004.364.814.81
#FFFFFF4.361.0021.0021.00
#0000004.8121.001.001.00
##0000004.8121.001.001.00

Color blindness preview

Protanopia (red-blind)
#667FB6
Deuteranopia (green-blind)
#5573B3
Tritanopia (blue-blind)
#008B91
Achromatopsia (no color)
#797979

Design tokens & code

CSS
--color: #387eb4;
/* rgb */ color: rgb(56, 126, 180);
/* oklch */ color: oklch(57.3% 0.109 244.8);
Tailwind
colors: {
  custom: {
    50: '#7da3ca',
    500: '#387eb4',
    950: '#000000',
  },
}
SCSS
$custom: #387eb4;
$custom-light: #7da3ca;
$custom-dark: #000000;
JSON
{
  "hex": "#387eb4",
  "rgb": {
    "r": 56,
    "g": 126,
    "b": 180
  },
  "hsl": {
    "h": 206.129,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.57303,
    "c": 0.10906,
    "h": 244.8
  },
  "luminance": 0.19058
}

Semantic roles & 50–950 ramp

primary
#387EB4
secondary
#C5A082
accent
#8B4CDC
background
#F8FAFC
surface
#EFF3F8
border
#CACDD1
text
#0B0F13
muted
#7C7F82

Preview Lab

Preview with #387EB4

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

Preview Lab → · Contrast checker → · Palette generator →

#387EB4 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva