#3B8DD0#3B8DD0

#3B8DD0 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.4% C 0.129 H 246.6°. Best body text is #000000 at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#3B8DD0
RGB	rgb(59, 141, 208)
HSL	hsl(207, 61%, 52%)
HSV	hsv(207, 72%, 82%)
CMYK	cmyk(71.6%, 32.2%, 0%, 18.4%)
CIE-LAB	lab(56.62, -2.74, -41.63)
CIE-LCH	lch(56.62, 41.72, 266.24°)
OKLab	oklab(62.39% -0.0511 -0.118)
OKLCH	oklch(62.39% 0.129 246.6)
XYZ	xyz(22.7093, 24.5311, 63.2004)
Luminance	0.2453 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8DD0 #D07E3B

analogous

#3BD0C9 #3B8DD0 #3B42D0

triadic

#3B8DD0 #D03B8D #8DD03B

tetradic

#3B8DD0 #C93BD0 #D07E3B #42D03B

square

#3B8DD0 #C93BD0 #D07E3B #42D03B

split-complementary

#3B8DD0 #D03B42 #D0C93B

monochromatic

#1C4D75 #286DA6 #3B8DD0 #6CAADC #9EC6E8

Accessibility & contrast

On white

3.56

#3B8DD0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.91

#3B8DD0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8DD0

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8DD0	#FFFFFF	#000000	##000000
##3B8DD0	1.00	3.56	5.91	5.91
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.91	21.00	1.00	1.00
##000000	5.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6F90D3

Deuteranopia (green-blind)

#5A81CF

Tritanopia (blue-blind)

#009DA5

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3b8dd0;
/* rgb */ color: rgb(59, 141, 208);
/* oklch */ color: oklch(62.4% 0.129 246.6);

Tailwind

colors: {
  custom: {
    50: '#83aede',
    500: '#3b8dd0',
    950: '#000000',
  },
}

SCSS

$custom: #3b8dd0;
$custom-light: #83aede;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8dd0",
  "rgb": {
    "r": 59,
    "g": 141,
    "b": 208
  },
  "hsl": {
    "h": 206.98,
    "s": 61.317,
    "l": 52.353
  },
  "oklch": {
    "l": 0.62394,
    "c": 0.1286,
    "h": 246.6
  },
  "luminance": 0.24534
}

Semantic roles & 50–950 ramp

primary

#3B8DD0

secondary

#D4B093

accent

#8C43E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3B8DD0

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

Preview Lab → · Contrast checker → · Palette generator →