#3B8BCF#3B8BCF

#3B8BCF is a mid, vivid cyan. Relative luminance 0.239; OKLCH L 61.9% C 0.129 H 247.5°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#3B8BCF
RGB	rgb(59, 139, 207)
HSL	hsl(208, 61%, 52%)
HSV	hsv(208, 71%, 81%)
CMYK	cmyk(71.5%, 32.9%, 0%, 18.8%)
CIE-LAB	lab(55.99, -1.92, -42.06)
CIE-LCH	lch(55.99, 42.11, 267.38°)
OKLab	oklab(61.88% -0.0494 -0.1193)
OKLCH	oklch(61.88% 0.129 247.5)
XYZ	xyz(22.2945, 23.8976, 62.4571)
Luminance	0.2390 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8BCF #CF7F3B

analogous

#3BCFC9 #3B8BCF #3B41CF

triadic

#3B8BCF #CF3B8B #8BCF3B

tetradic

#3B8BCF #C93BCF #CF7F3B #41CF3B

square

#3B8BCF #C93BCF #CF7F3B #41CF3B

split-complementary

#3B8BCF #CF3B41 #CFC93B

monochromatic

#1C4B73 #286BA5 #3B8BCF #6CA8DB #9DC5E7

Accessibility & contrast

On white

3.63

#3B8BCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#3B8BCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8BCF

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8BCF	#FFFFFF	#000000	##000000
##3B8BCF	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C8ED2

Deuteranopia (green-blind)

#5780CE

Tritanopia (blue-blind)

#009BA3

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #3b8bcf;
/* rgb */ color: rgb(59, 139, 207);
/* oklch */ color: oklch(61.9% 0.129 247.5);

Tailwind

colors: {
  custom: {
    50: '#83acde',
    500: '#3b8bcf',
    950: '#000000',
  },
}

SCSS

$custom: #3b8bcf;
$custom-light: #83acde;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8bcf",
  "rgb": {
    "r": 59,
    "g": 139,
    "b": 207
  },
  "hsl": {
    "h": 207.568,
    "s": 60.656,
    "l": 52.157
  },
  "oklch": {
    "l": 0.61882,
    "c": 0.12914,
    "h": 247.5
  },
  "luminance": 0.239
}

Semantic roles & 50–950 ramp

primary

#3B8BCF

secondary

#D3B093

accent

#8D44E4

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3B8BCF

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

Preview Lab → · Contrast checker → · Palette generator →