#3881BC#3881BC

#3881BC is a mid, moderate cyan. Relative luminance 0.202; OKLCH L 58.4% C 0.116 H 246.1°. Best body text is #000000 at 5.03:1 contrast (WCAG AA passes).

Color values

HEX	#3881BC
RGB	rgb(56, 129, 188)
HSL	hsl(207, 54%, 48%)
HSV	hsv(207, 70%, 74%)
CMYK	cmyk(70.2%, 31.4%, 0%, 26.3%)
CIE-LAB	lab(52.03, -3.18, -37.50)
CIE-LCH	lch(52.03, 37.64, 265.16°)
OKLab	oklab(58.44% -0.0471 -0.1062)
OKLCH	oklch(58.44% 0.116 246.1)
XYZ	xyz(18.5548, 20.1701, 50.4825)
Luminance	0.2017 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3881BC #BC7338

analogous

#38BCB5 #3881BC #383FBC

triadic

#3881BC #BC3881 #81BC38

tetradic

#3881BC #B538BC #BC7338 #3FBC38

square

#3881BC #B538BC #BC7338 #3FBC38

split-complementary

#3881BC #BC383F #BCB538

monochromatic

#1C405E #2A618D #3881BC #619ED0 #90BBDE

Accessibility & contrast

On white

4.17

#3881BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.03

#3881BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3881BC

5.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3881BC	#FFFFFF	#000000	##000000
##3881BC	1.00	4.17	5.03	5.03
#FFFFFF	4.17	1.00	21.00	21.00
#000000	5.03	21.00	1.00	1.00
##000000	5.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6683BF

Deuteranopia (green-blind)

#5476BB

Tritanopia (blue-blind)

#008F96

Achromatopsia (no color)

#7C7C7C

Design tokens & code

CSS

--color: #3881bc;
/* rgb */ color: rgb(56, 129, 188);
/* oklch */ color: oklch(58.4% 0.116 246.1);

Tailwind

colors: {
  custom: {
    50: '#7ea5d0',
    500: '#3881bc',
    950: '#000000',
  },
}

SCSS

$custom: #3881bc;
$custom-light: #7ea5d0;
$custom-dark: #000000;

JSON

{
  "hex": "#3881bc",
  "rgb": {
    "r": 56,
    "g": 129,
    "b": 188
  },
  "hsl": {
    "h": 206.818,
    "s": 54.098,
    "l": 47.843
  },
  "oklch": {
    "l": 0.58436,
    "c": 0.11613,
    "h": 246.1
  },
  "luminance": 0.20172
}

Semantic roles & 50–950 ramp

primary

#3881BC

secondary

#C9A487

accent

#8C4ADD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3881BC

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

Preview Lab → · Contrast checker → · Palette generator →