#3881D1#3881D1

#3881D1 is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.6% C 0.142 H 253.1°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).

Color values

HEX	#3881D1
RGB	rgb(56, 129, 209)
HSL	hsl(211, 62%, 52%)
HSV	hsv(211, 73%, 82%)
CMYK	cmyk(73.2%, 38.3%, 0%, 18%)
CIE-LAB	lab(53.10, 4.34, -47.76)
CIE-LCH	lch(53.10, 47.96, 275.19°)
OKLab	oklab(59.63% -0.0414 -0.1361)
OKLCH	oklch(59.63% 0.142 253.1)
XYZ	xyz(20.9855, 21.1424, 63.2841)
Luminance	0.2114 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3881D1 #D18838

analogous

#38CDD1 #3881D1 #3C38D1

triadic

#3881D1 #D13881 #81D138

tetradic

#3881D1 #D138CD #D18838 #38D13C

square

#3881D1 #D138CD #D18838 #38D13C

split-complementary

#3881D1 #D13C38 #CDD138

monochromatic

#1B4574 #2663A6 #3881D1 #6AA0DC #9BC0E8

Accessibility & contrast

On white

4.02

#3881D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.23

#3881D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3881D1

5.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3881D1	#FFFFFF	#000000	##000000
##3881D1	1.00	4.02	5.23	5.23
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.23	21.00	1.00	1.00
##000000	5.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C87D4

Deuteranopia (green-blind)

#4478CF

Tritanopia (blue-blind)

#00949F

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #3881d1;
/* rgb */ color: rgb(56, 129, 209);
/* oklch */ color: oklch(59.6% 0.142 253.1);

Tailwind

colors: {
  custom: {
    50: '#82a5df',
    500: '#3881d1',
    950: '#000000',
  },
}

SCSS

$custom: #3881d1;
$custom-light: #82a5df;
$custom-dark: #000000;

JSON

{
  "hex": "#3881d1",
  "rgb": {
    "r": 56,
    "g": 129,
    "b": 209
  },
  "hsl": {
    "h": 211.373,
    "s": 62.449,
    "l": 51.961
  },
  "oklch": {
    "l": 0.59631,
    "c": 0.1423,
    "h": 253.1
  },
  "luminance": 0.21145
}

Semantic roles & 50–950 ramp

primary

#3881D1

secondary

#D4B491

accent

#9842E6

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #3881D1

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

Preview Lab → · Contrast checker → · Palette generator →