#388FB4#388FB4

#388FB4 is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.4% C 0.099 H 229.7°. Best body text is #000000 at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#388FB4
RGB	rgb(56, 143, 180)
HSL	hsl(198, 53%, 46%)
HSV	hsv(198, 69%, 71%)
CMYK	cmyk(68.9%, 20.6%, 0%, 29.4%)
CIE-LAB	lab(55.87, -13.92, -26.95)
CIE-LCH	lch(55.87, 30.33, 242.67°)
OKLab	oklab(61.36% -0.064 -0.0755)
OKLCH	oklch(61.36% 0.099 229.7)
XYZ	xyz(19.6883, 23.7788, 46.7233)
Luminance	0.2378 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388FB4 #B45D38

analogous

#38B49B #388FB4 #3851B4

triadic

#388FB4 #B4388F #8FB438

tetradic

#388FB4 #9B38B4 #B45D38 #51B438

square

#388FB4 #9B38B4 #B45D38 #51B438

split-complementary

#388FB4 #B43851 #B49B38

monochromatic

#1B4557 #296A85 #388FB4 #5DABCD #8BC3DB

Accessibility & contrast

On white

3.65

#388FB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.76

#388FB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388FB4

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388FB4	#FFFFFF	#000000	##000000
##388FB4	1.00	3.65	5.76	5.76
#FFFFFF	3.65	1.00	21.00	21.00
#000000	5.76	21.00	1.00	1.00
##000000	5.76	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8DB6

Deuteranopia (green-blind)

#6B80B3

Tritanopia (blue-blind)

#00999B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #388fb4;
/* rgb */ color: rgb(56, 143, 180);
/* oklch */ color: oklch(61.4% 0.099 229.7);

Tailwind

colors: {
  custom: {
    50: '#7dafca',
    500: '#388fb4',
    950: '#000000',
  },
}

SCSS

$custom: #388fb4;
$custom-light: #7dafca;
$custom-dark: #000000;

JSON

{
  "hex": "#388fb4",
  "rgb": {
    "r": 56,
    "g": 143,
    "b": 180
  },
  "hsl": {
    "h": 197.903,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.61362,
    "c": 0.099,
    "h": 229.7
  },
  "luminance": 0.23781
}

Semantic roles & 50–950 ramp

primary

#388FB4

secondary

#C59682

accent

#774CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #388FB4

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

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