#3B8CB3#3B8CB3

#3B8CB3 is a mid, moderate cyan. Relative luminance 0.229; OKLCH L 60.7% C 0.098 H 232.5°. Best body text is #000000 at 5.59:1 contrast (WCAG AA passes).

Color values

HEX	#3B8CB3
RGB	rgb(59, 140, 179)
HSL	hsl(200, 50%, 47%)
HSV	hsv(200, 67%, 70%)
CMYK	cmyk(67%, 21.8%, 0%, 29.8%)
CIE-LAB	lab(55.01, -12.11, -27.69)
CIE-LCH	lch(55.01, 30.23, 246.38°)
OKLab	oklab(60.69% -0.0595 -0.0776)
OKLCH	oklch(60.69% 0.098 232.5)
XYZ	xyz(19.3152, 22.9386, 46.0487)
Luminance	0.2294 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8CB3 #B3623B

analogous

#3BB39E #3B8CB3 #3B50B3

triadic

#3B8CB3 #B33B8C #8CB33B

tetradic

#3B8CB3 #9E3BB3 #B3623B #50B33B

square

#3B8CB3 #9E3BB3 #B3623B #50B33B

split-complementary

#3B8CB3 #B33B50 #B39E3B

monochromatic

#1D4457 #2C6885 #3B8CB3 #60A8CB #8EC1DA

Accessibility & contrast

On white

3.76

#3B8CB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.59

#3B8CB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8CB3

5.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8CB3	#FFFFFF	#000000	##000000
##3B8CB3	1.00	3.76	5.59	5.59
#FFFFFF	3.76	1.00	21.00	21.00
#000000	5.59	21.00	1.00	1.00
##000000	5.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798AB5

Deuteranopia (green-blind)

#687EB2

Tritanopia (blue-blind)

#009699

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3b8cb3;
/* rgb */ color: rgb(59, 140, 179);
/* oklch */ color: oklch(60.7% 0.098 232.5);

Tailwind

colors: {
  custom: {
    50: '#7eadca',
    500: '#3b8cb3',
    950: '#000000',
  },
}

SCSS

$custom: #3b8cb3;
$custom-light: #7eadca;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8cb3",
  "rgb": {
    "r": 59,
    "g": 140,
    "b": 179
  },
  "hsl": {
    "h": 199.5,
    "s": 50.42,
    "l": 46.667
  },
  "oklch": {
    "l": 0.60691,
    "c": 0.09781,
    "h": 232.5
  },
  "luminance": 0.22941
}

Semantic roles & 50–950 ramp

primary

#3B8CB3

secondary

#C59A85

accent

#7B4EDA

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B1013

muted

#7C7F82

Preview Lab

Preview with #3B8CB3

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

Preview Lab → · Contrast checker → · Palette generator →