#3B8BC5#3B8BC5

#3B8BC5 is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.3% C 0.117 H 243.5°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#3B8BC5
RGB	rgb(59, 139, 197)
HSL	hsl(205, 54%, 50%)
HSV	hsv(205, 70%, 77%)
CMYK	cmyk(70.1%, 29.4%, 0%, 22.7%)
CIE-LAB	lab(55.51, -5.42, -37.16)
CIE-LCH	lch(55.51, 37.56, 261.71°)
OKLab	oklab(61.35% -0.0524 -0.105)
OKLCH	oklch(61.35% 0.117 243.5)
XYZ	xyz(21.1104, 23.4240, 56.2212)
Luminance	0.2343 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8BC5 #C5753B

analogous

#3BC5BA #3B8BC5 #3B46C5

triadic

#3B8BC5 #C53B8B #8BC53B

tetradic

#3B8BC5 #BA3BC5 #C5753B #46C53B

square

#3B8BC5 #BA3BC5 #C5753B #46C53B

split-complementary

#3B8BC5 #C53B46 #C5BA3B

monochromatic

#1F4967 #2C6A96 #3B8BC5 #6AA7D3 #99C3E1

Accessibility & contrast

On white

3.69

#3B8BC5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#3B8BC5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8BC5

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8BC5	#FFFFFF	#000000	##000000
##3B8BC5	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718CC8

Deuteranopia (green-blind)

#5E7FC4

Tritanopia (blue-blind)

#00999F

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3b8bc5;
/* rgb */ color: rgb(59, 139, 197);
/* oklch */ color: oklch(61.3% 0.117 243.5);

Tailwind

colors: {
  custom: {
    50: '#81acd7',
    500: '#3b8bc5',
    950: '#000000',
  },
}

SCSS

$custom: #3b8bc5;
$custom-light: #81acd7;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8bc5",
  "rgb": {
    "r": 59,
    "g": 139,
    "b": 197
  },
  "hsl": {
    "h": 205.217,
    "s": 54.331,
    "l": 50.196
  },
  "oklch": {
    "l": 0.61347,
    "c": 0.11738,
    "h": 243.5
  },
  "luminance": 0.23426
}

Semantic roles & 50–950 ramp

primary

#3B8BC5

secondary

#CDA98F

accent

#884ADE

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3B8BC5

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

Preview Lab → · Contrast checker → · Palette generator →