#388EB4#388EB4

#388EB4 is a mid, moderate cyan. Relative luminance 0.235; OKLCH L 61.1% C 0.099 H 230.7°. Best body text is #000000 at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#388EB4
RGB	rgb(56, 142, 180)
HSL	hsl(198, 53%, 46%)
HSV	hsv(198, 69%, 71%)
CMYK	cmyk(68.9%, 21.1%, 0%, 29.4%)
CIE-LAB	lab(55.56, -13.37, -27.41)
CIE-LCH	lch(55.56, 30.50, 244.00°)
OKLab	oklab(61.12% -0.063 -0.0769)
OKLCH	oklch(61.12% 0.099 230.7)
XYZ	xyz(19.5388, 23.4799, 46.6735)
Luminance	0.2348 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#388EB4 #B45E38

analogous

#38B49C #388EB4 #3850B4

triadic

#388EB4 #B4388E #8EB438

tetradic

#388EB4 #9C38B4 #B45E38 #50B438

square

#388EB4 #9C38B4 #B45E38 #50B438

split-complementary

#388EB4 #B43850 #B49C38

monochromatic

#1B4457 #296985 #388EB4 #5DAACD #8BC3DB

Accessibility & contrast

On white

3.69

#388EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.70

#388EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #388EB4

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##388EB4	#FFFFFF	#000000	##000000
##388EB4	1.00	3.69	5.70	5.70
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.70	21.00	1.00	1.00
##000000	5.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B8CB6

Deuteranopia (green-blind)

#6A80B3

Tritanopia (blue-blind)

#00989B

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #388eb4;
/* rgb */ color: rgb(56, 142, 180);
/* oklch */ color: oklch(61.1% 0.099 230.7);

Tailwind

colors: {
  custom: {
    50: '#7dafca',
    500: '#388eb4',
    950: '#000000',
  },
}

SCSS

$custom: #388eb4;
$custom-light: #7dafca;
$custom-dark: #000000;

JSON

{
  "hex": "#388eb4",
  "rgb": {
    "r": 56,
    "g": 142,
    "b": 180
  },
  "hsl": {
    "h": 198.387,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.6112,
    "c": 0.09937,
    "h": 230.7
  },
  "luminance": 0.23482
}

Semantic roles & 50–950 ramp

primary

#388EB4

secondary

#C59782

accent

#784CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #388EB4

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

Preview Lab → · Contrast checker → · Palette generator →