#3888B4#3888B4

#3888B4 is a mid, moderate cyan. Relative luminance 0.217; OKLCH L 59.7% C 0.102 H 236.3°. Best body text is #000000 at 5.35:1 contrast (WCAG AA passes).

Color values

HEX	#3888B4
RGB	rgb(56, 136, 180)
HSL	hsl(201, 53%, 46%)
HSV	hsv(201, 69%, 71%)
CMYK	cmyk(68.9%, 24.4%, 0%, 29.4%)
CIE-LAB	lab(53.75, -10.01, -30.22)
CIE-LCH	lch(53.75, 31.84, 251.68°)
OKLab	oklab(59.68% -0.0568 -0.085)
OKLCH	oklch(59.68% 0.102 236.3)
XYZ	xyz(18.6700, 21.7423, 46.3839)
Luminance	0.2174 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3888B4 #B46438

analogous

#38B4A2 #3888B4 #384AB4

triadic

#3888B4 #B43888 #88B438

tetradic

#3888B4 #A238B4 #B46438 #4AB438

square

#3888B4 #A238B4 #B46438 #4AB438

split-complementary

#3888B4 #B4384A #B4A238

monochromatic

#1B4157 #296585 #3888B4 #5DA5CD #8BBFDB

Accessibility & contrast

On white

3.93

#3888B4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.35

#3888B4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3888B4

5.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3888B4	#FFFFFF	#000000	##000000
##3888B4	1.00	3.93	5.35	5.35
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.35	21.00	1.00	1.00
##000000	5.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7387B6

Deuteranopia (green-blind)

#627BB3

Tritanopia (blue-blind)

#009397

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #3888b4;
/* rgb */ color: rgb(56, 136, 180);
/* oklch */ color: oklch(59.7% 0.102 236.3);

Tailwind

colors: {
  custom: {
    50: '#7daaca',
    500: '#3888b4',
    950: '#000000',
  },
}

SCSS

$custom: #3888b4;
$custom-light: #7daaca;
$custom-dark: #000000;

JSON

{
  "hex": "#3888b4",
  "rgb": {
    "r": 56,
    "g": 136,
    "b": 180
  },
  "hsl": {
    "h": 201.29,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.59679,
    "c": 0.10221,
    "h": 236.3
  },
  "luminance": 0.21744
}

Semantic roles & 50–950 ramp

primary

#3888B4

secondary

#C59A82

accent

#7F4CDC

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3888B4

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

Preview Lab → · Contrast checker → · Palette generator →