#3984BB#3984BB

#3984BB is a mid, moderate cyan. Relative luminance 0.210; OKLCH L 59.1% C 0.112 H 243.6°. Best body text is #000000 at 5.19:1 contrast (WCAG AA passes).

Color values

HEX	#3984BB
RGB	rgb(57, 132, 187)
HSL	hsl(205, 53%, 48%)
HSV	hsv(205, 70%, 73%)
CMYK	cmyk(69.5%, 29.4%, 0%, 26.7%)
CIE-LAB	lab(52.90, -5.13, -35.56)
CIE-LCH	lch(52.90, 35.92, 261.78°)
OKLab	oklab(59.12% -0.0498 -0.1004)
OKLCH	oklch(59.12% 0.112 243.6)
XYZ	xyz(18.9048, 20.9582, 50.0531)
Luminance	0.2096 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3984BB #BB7039

analogous

#39BBB1 #3984BB #3943BB

triadic

#3984BB #BB3984 #84BB39

tetradic

#3984BB #B139BB #BB7039 #43BB39

square

#3984BB #B139BB #BB7039 #43BB39

split-complementary

#3984BB #BB3943 #BBB139

monochromatic

#1C425D #2B638C #3984BB #62A1CF #91BDDD

Accessibility & contrast

On white

4.04

#3984BB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.19

#3984BB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3984BB

5.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3984BB	#FFFFFF	#000000	##000000
##3984BB	1.00	4.04	5.19	5.19
#FFFFFF	4.04	1.00	21.00	21.00
#000000	5.19	21.00	1.00	1.00
##000000	5.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B85BD

Deuteranopia (green-blind)

#5979BA

Tritanopia (blue-blind)

#009197

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #3984bb;
/* rgb */ color: rgb(57, 132, 187);
/* oklch */ color: oklch(59.1% 0.112 243.6);

Tailwind

colors: {
  custom: {
    50: '#7ea7cf',
    500: '#3984bb',
    950: '#000000',
  },
}

SCSS

$custom: #3984bb;
$custom-light: #7ea7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#3984bb",
  "rgb": {
    "r": 57,
    "g": 132,
    "b": 187
  },
  "hsl": {
    "h": 205.385,
    "s": 53.279,
    "l": 47.843
  },
  "oklch": {
    "l": 0.59119,
    "c": 0.1121,
    "h": 243.6
  },
  "luminance": 0.2096
}

Semantic roles & 50–950 ramp

primary

#3984BB

secondary

#C8A387

accent

#894BDD

background

#F8FAFC

surface

#EFF4F9

border

#CACED2

text

#0B0F14

muted

#7C7F82

Preview Lab

Preview with #3984BB

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

Preview Lab → · Contrast checker → · Palette generator →