#3880BB#3880BB

#3880BB is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 58.1% C 0.116 H 246.4°. Best body text is #000000 at 4.97:1 contrast (WCAG AA passes).

Color values

HEX	#3880BB
RGB	rgb(56, 128, 187)
HSL	hsl(207, 54%, 48%)
HSV	hsv(207, 70%, 73%)
CMYK	cmyk(70.1%, 31.6%, 0%, 26.7%)
CIE-LAB	lab(51.68, -2.94, -37.47)
CIE-LCH	lch(51.68, 37.59, 265.52°)
OKLab	oklab(58.15% -0.0464 -0.1061)
OKLCH	oklch(58.15% 0.116 246.4)
XYZ	xyz(18.3163, 19.8650, 49.8731)
Luminance	0.1987 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3880BB #BB7338

analogous

#38BBB4 #3880BB #383FBB

triadic

#3880BB #BB3880 #80BB38

tetradic

#3880BB #B438BB #BB7338 #3FBB38

square

#3880BB #B438BB #BB7338 #3FBB38

split-complementary

#3880BB #BB383F #BBB438

monochromatic

#1C405D #2A608C #3880BB #619ED0 #90BBDE

Accessibility & contrast

On white

4.22

#3880BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.97

#3880BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3880BB

4.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3880BB	#FFFFFF	#000000	##000000
##3880BB	1.00	4.22	4.97	4.97
#FFFFFF	4.22	1.00	21.00	21.00
#000000	4.97	21.00	1.00	1.00
##000000	4.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6582BE

Deuteranopia (green-blind)

#5376BA

Tritanopia (blue-blind)

#008E95

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #3880bb;
/* rgb */ color: rgb(56, 128, 187);
/* oklch */ color: oklch(58.1% 0.116 246.4);

Tailwind

colors: {
  custom: {
    50: '#7ea4cf',
    500: '#3880bb',
    950: '#000000',
  },
}

SCSS

$custom: #3880bb;
$custom-light: #7ea4cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3880bb",
  "rgb": {
    "r": 56,
    "g": 128,
    "b": 187
  },
  "hsl": {
    "h": 207.023,
    "s": 53.909,
    "l": 47.647
  },
  "oklch": {
    "l": 0.58148,
    "c": 0.11578,
    "h": 246.4
  },
  "luminance": 0.19867
}

Semantic roles & 50–950 ramp

primary

#3880BB

secondary

#C8A486

accent

#8D4BDD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3880BB

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

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