#387DB0#387DB0

#387DB0 is a mid, moderate cyan. Relative luminance 0.186; OKLCH L 56.9% C 0.105 H 243.6°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#387DB0
RGB	rgb(56, 125, 176)
HSL	hsl(206, 52%, 45%)
HSV	hsv(206, 68%, 69%)
CMYK	cmyk(68.2%, 29%, 0%, 31%)
CIE-LAB	lab(50.26, -5.03, -33.37)
CIE-LCH	lch(50.26, 33.74, 261.43°)
OKLab	oklab(56.86% -0.0467 -0.0942)
OKLCH	oklch(56.86% 0.105 243.6)
XYZ	xyz(16.7980, 18.6408, 43.7786)
Luminance	0.1864 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387DB0 #B06B38

analogous

#38B0A7 #387DB0 #3841B0

triadic

#387DB0 #B0387D #7DB038

tetradic

#387DB0 #A738B0 #B06B38 #41B038

square

#387DB0 #A738B0 #B06B38 #41B038

split-complementary

#387DB0 #B03841 #B0A738

monochromatic

#1A3B53 #295C82 #387DB0 #5B9BCB #89B7D9

Accessibility & contrast

On white

4.44

#387DB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#387DB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387DB0

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387DB0	#FFFFFF	#000000	##000000
##387DB0	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667EB2

Deuteranopia (green-blind)

#5672AF

Tritanopia (blue-blind)

#00898F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #387db0;
/* rgb */ color: rgb(56, 125, 176);
/* oklch */ color: oklch(56.9% 0.105 243.6);

Tailwind

colors: {
  custom: {
    50: '#7ca2c8',
    500: '#387db0',
    950: '#000000',
  },
}

SCSS

$custom: #387db0;
$custom-light: #7ca2c8;
$custom-dark: #000000;

JSON

{
  "hex": "#387db0",
  "rgb": {
    "r": 56,
    "g": 125,
    "b": 176
  },
  "hsl": {
    "h": 205.5,
    "s": 51.724,
    "l": 45.49
  },
  "oklch": {
    "l": 0.56855,
    "c": 0.10514,
    "h": 243.6
  },
  "luminance": 0.18643
}

Semantic roles & 50–950 ramp

primary

#387DB0

secondary

#C49D80

accent

#894DDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #387DB0

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

Preview Lab → · Contrast checker → · Palette generator →