#387EB0#387EB0

#387EB0 is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 57.1% C 0.104 H 242.8°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#387EB0
RGB	rgb(56, 126, 176)
HSL	hsl(205, 52%, 45%)
HSV	hsv(205, 68%, 69%)
CMYK	cmyk(68.2%, 28.4%, 0%, 31%)
CIE-LAB	lab(50.56, -5.62, -32.90)
CIE-LCH	lch(50.56, 33.37, 260.31°)
OKLab	oklab(57.09% -0.0478 -0.0928)
OKLCH	oklch(57.09% 0.104 242.8)
XYZ	xyz(16.9252, 18.8953, 43.8210)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387EB0 #B06A38

analogous

#38B0A6 #387EB0 #3842B0

triadic

#387EB0 #B0387E #7EB038

tetradic

#387EB0 #A638B0 #B06A38 #42B038

square

#387EB0 #A638B0 #B06A38 #42B038

split-complementary

#387EB0 #B03842 #B0A638

monochromatic

#1A3C53 #295D82 #387EB0 #5B9CCB #89B8D9

Accessibility & contrast

On white

4.39

#387EB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#387EB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387EB0

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387EB0	#FFFFFF	#000000	##000000
##387EB0	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#677FB2

Deuteranopia (green-blind)

#5773AF

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #387eb0;
/* rgb */ color: rgb(56, 126, 176);
/* oklch */ color: oklch(57.1% 0.104 242.8);

Tailwind

colors: {
  custom: {
    50: '#7ca3c8',
    500: '#387eb0',
    950: '#000000',
  },
}

SCSS

$custom: #387eb0;
$custom-light: #7ca3c8;
$custom-dark: #000000;

JSON

{
  "hex": "#387eb0",
  "rgb": {
    "r": 56,
    "g": 126,
    "b": 176
  },
  "hsl": {
    "h": 205,
    "s": 51.724,
    "l": 45.49
  },
  "oklch": {
    "l": 0.57092,
    "c": 0.10437,
    "h": 242.8
  },
  "luminance": 0.18897
}

Semantic roles & 50–950 ramp

primary

#387EB0

secondary

#C49C80

accent

#884DDB

background

#F8FAFC

surface

#EFF3F8

border

#CACDD1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #387EB0

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

Preview Lab → · Contrast checker → · Palette generator →