#3888BF#3888BF

#3888BF is a mid, moderate cyan. Relative luminance 0.222; OKLCH L 60.2% C 0.114 H 242.2°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#3888BF
RGB	rgb(56, 136, 191)
HSL	hsl(204, 55%, 48%)
HSV	hsv(204, 71%, 75%)
CMYK	cmyk(70.7%, 28.8%, 0%, 25.1%)
CIE-LAB	lab(54.25, -6.21, -35.74)
CIE-LCH	lch(54.25, 36.27, 260.14°)
OKLab	oklab(60.23% -0.0531 -0.1009)
OKLCH	oklch(60.23% 0.114 242.2)
XYZ	xyz(19.8354, 22.2085, 52.5214)
Luminance	0.2221 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3888BF #BF6F38

analogous

#38BFB2 #3888BF #3845BF

triadic

#3888BF #BF3888 #88BF38

tetradic

#3888BF #B238BF #BF6F38 #45BF38

square

#3888BF #B238BF #BF6F38 #45BF38

split-complementary

#3888BF #BF3845 #BFB238

monochromatic

#1C4560 #2A6690 #3888BF #63A4D1 #92C0DF

Accessibility & contrast

On white

3.86

#3888BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#3888BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3888BF

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3888BF	#FFFFFF	#000000	##000000
##3888BF	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F89C1

Deuteranopia (green-blind)

#5C7CBE

Tritanopia (blue-blind)

#00969B

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #3888bf;
/* rgb */ color: rgb(56, 136, 191);
/* oklch */ color: oklch(60.2% 0.114 242.2);

Tailwind

colors: {
  custom: {
    50: '#7faad2',
    500: '#3888bf',
    950: '#000000',
  },
}

SCSS

$custom: #3888bf;
$custom-light: #7faad2;
$custom-dark: #000000;

JSON

{
  "hex": "#3888bf",
  "rgb": {
    "r": 56,
    "g": 136,
    "b": 191
  },
  "hsl": {
    "h": 204.444,
    "s": 54.656,
    "l": 48.431
  },
  "oklch": {
    "l": 0.60234,
    "c": 0.11406,
    "h": 242.2
  },
  "luminance": 0.22211
}

Semantic roles & 50–950 ramp

primary

#3888BF

secondary

#CAA389

accent

#864ADE

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3888BF

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

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