#3888BC#3888BC

#3888BC is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 60.1% C 0.111 H 240.8°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#3888BC
RGB	rgb(56, 136, 188)
HSL	hsl(204, 54%, 48%)
HSV	hsv(204, 70%, 74%)
CMYK	cmyk(70.2%, 27.7%, 0%, 26.3%)
CIE-LAB	lab(54.11, -7.26, -34.24)
CIE-LCH	lch(54.11, 35.00, 258.03°)
OKLab	oklab(60.08% -0.0541 -0.0966)
OKLCH	oklch(60.08% 0.111 240.8)
XYZ	xyz(19.5086, 22.0778, 50.8005)
Luminance	0.2208 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3888BC #BC6C38

analogous

#38BCAE #3888BC #3846BC

triadic

#3888BC #BC3888 #88BC38

tetradic

#3888BC #AE38BC #BC6C38 #46BC38

square

#3888BC #AE38BC #BC6C38 #46BC38

split-complementary

#3888BC #BC3846 #BCAE38

monochromatic

#1C445E #2A668D #3888BC #61A4D0 #90BFDE

Accessibility & contrast

On white

3.88

#3888BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#3888BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3888BC

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3888BC	#FFFFFF	#000000	##000000
##3888BC	1.00	3.88	5.42	5.42
#FFFFFF	3.88	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7088BE

Deuteranopia (green-blind)

#5E7CBB

Tritanopia (blue-blind)

#00959A

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #3888bc;
/* rgb */ color: rgb(56, 136, 188);
/* oklch */ color: oklch(60.1% 0.111 240.8);

Tailwind

colors: {
  custom: {
    50: '#7eaad0',
    500: '#3888bc',
    950: '#000000',
  },
}

SCSS

$custom: #3888bc;
$custom-light: #7eaad0;
$custom-dark: #000000;

JSON

{
  "hex": "#3888bc",
  "rgb": {
    "r": 56,
    "g": 136,
    "b": 188
  },
  "hsl": {
    "h": 203.636,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.60079,
    "c": 0.11072,
    "h": 240.8
  },
  "luminance": 0.2208
}

Semantic roles & 50–950 ramp

primary

#3888BC

secondary

#C9A187

accent

#844ADD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3888BC

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

Preview Lab → · Contrast checker → · Palette generator →