#387DB1#387DB1

#387DB1 is a mid, moderate cyan. Relative luminance 0.187; OKLCH L 56.9% C 0.106 H 244.1°. Best body text is #000000 at 4.74:1 contrast (WCAG AA passes).

Color values

HEX	#387DB1
RGB	rgb(56, 125, 177)
HSL	hsl(206, 52%, 46%)
HSV	hsv(206, 68%, 69%)
CMYK	cmyk(68.4%, 29.4%, 0%, 30.6%)
CIE-LAB	lab(50.31, -4.68, -33.87)
CIE-LCH	lch(50.31, 34.19, 262.13°)
OKLab	oklab(56.91% -0.0464 -0.0956)
OKLCH	oklch(56.91% 0.106 244.1)
XYZ	xyz(16.8973, 18.6805, 44.3016)
Luminance	0.1868 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#387DB1 #B16C38

analogous

#38B1A8 #387DB1 #3841B1

triadic

#387DB1 #B1387D #7DB138

tetradic

#387DB1 #A838B1 #B16C38 #41B138

square

#387DB1 #A838B1 #B16C38 #41B138

split-complementary

#387DB1 #B13841 #B1A838

monochromatic

#1B3B54 #295C83 #387DB1 #5B9BCB #8AB7DA

Accessibility & contrast

On white

4.43

#387DB1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.74

#387DB1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #387DB1

4.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##387DB1	#FFFFFF	#000000	##000000
##387DB1	1.00	4.43	4.74	4.74
#FFFFFF	4.43	1.00	21.00	21.00
#000000	4.74	21.00	1.00	1.00
##000000	4.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#667EB3

Deuteranopia (green-blind)

#5572B0

Tritanopia (blue-blind)

#008A8F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #387db1;
/* rgb */ color: rgb(56, 125, 177);
/* oklch */ color: oklch(56.9% 0.106 244.1);

Tailwind

colors: {
  custom: {
    50: '#7ca2c8',
    500: '#387db1',
    950: '#000000',
  },
}

SCSS

$custom: #387db1;
$custom-light: #7ca2c8;
$custom-dark: #000000;

JSON

{
  "hex": "#387db1",
  "rgb": {
    "r": 56,
    "g": 125,
    "b": 177
  },
  "hsl": {
    "h": 205.785,
    "s": 51.931,
    "l": 45.686
  },
  "oklch": {
    "l": 0.56908,
    "c": 0.10631,
    "h": 244.1
  },
  "luminance": 0.18682
}

Semantic roles & 50–950 ramp

primary

#387DB1

secondary

#C49E81

accent

#8A4CDB

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0F13

muted

#7C7E82

Preview Lab

Preview with #387DB1

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

Preview Lab → · Contrast checker → · Palette generator →