#3BB8D9#3BB8D9

#3BB8D9 is a light, moderate cyan. Relative luminance 0.402; OKLCH L 72.9% C 0.116 H 219.5°. Best body text is #000000 at 9.04:1 contrast (WCAG AA passes).

Color values

HEX	#3BB8D9
RGB	rgb(59, 184, 217)
HSL	hsl(193, 68%, 54%)
HSV	hsv(193, 73%, 85%)
CMYK	cmyk(72.8%, 15.2%, 0%, 14.9%)
CIE-LAB	lab(69.62, -23.19, -26.40)
CIE-LCH	lch(69.62, 35.14, 228.71°)
OKLab	oklab(72.88% -0.0895 -0.0738)
OKLCH	oklch(72.88% 0.116 219.5)
XYZ	xyz(31.4633, 40.2168, 71.7366)
Luminance	0.4022 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3BB8D9 #D95C3B

analogous

#3BD9AB #3BB8D9 #3B69D9

triadic

#3BB8D9 #D93BB8 #B8D93B

tetradic

#3BB8D9 #AB3BD9 #D95C3B #69D93B

square

#3BB8D9 #AB3BD9 #D95C3B #69D93B

split-complementary

#3BB8D9 #D93B69 #D9AB3B

monochromatic

#196B81 #2396B4 #3BB8D9 #6ECBE3 #A2DDED

Accessibility & contrast

On white

2.32

#3BB8D9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.04

#3BB8D9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #3BB8D9

9.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3BB8D9	#FFFFFF	#000000	##000000
##3BB8D9	1.00	2.32	9.04	9.04
#FFFFFF	2.32	1.00	21.00	21.00
#000000	9.04	21.00	1.00	1.00
##000000	9.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A4B3DB

Deuteranopia (green-blind)

#8EA3D9

Tritanopia (blue-blind)

#00C3C2

Achromatopsia (no color)

#AAAAAA

Design tokens & code

CSS

--color: #3bb8d9;
/* rgb */ color: rgb(59, 184, 217);
/* oklch */ color: oklch(72.9% 0.116 219.5);

Tailwind

colors: {
  custom: {
    50: '#87cde4',
    500: '#3bb8d9',
    950: '#000000',
  },
}

SCSS

$custom: #3bb8d9;
$custom-light: #87cde4;
$custom-dark: #000000;

JSON

{
  "hex": "#3bb8d9",
  "rgb": {
    "r": 59,
    "g": 184,
    "b": 217
  },
  "hsl": {
    "h": 192.532,
    "s": 67.521,
    "l": 54.118
  },
  "oklch": {
    "l": 0.72877,
    "c": 0.116,
    "h": 219.5
  },
  "luminance": 0.40221
}

Semantic roles & 50–950 ramp

primary

#3BB8D9

secondary

#DAA496

accent

#623DEA

background

#F9FCFD

surface

#F1F9FB

border

#CBD2D4

text

#0D1315

muted

#7E8283

Preview Lab

Preview with #3BB8D9

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

Preview Lab → · Contrast checker → · Palette generator →