#3B8CBF#3B8CBF

#3B8CBF is a mid, moderate cyan. Relative luminance 0.234; OKLCH L 61.3% C 0.110 H 239.8°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#3B8CBF
RGB	rgb(59, 140, 191)
HSL	hsl(203, 53%, 49%)
HSV	hsv(203, 69%, 75%)
CMYK	cmyk(69.1%, 26.7%, 0%, 25.1%)
CIE-LAB	lab(55.53, -8.06, -33.73)
CIE-LCH	lch(55.53, 34.67, 256.56°)
OKLab	oklab(61.27% -0.0553 -0.095)
OKLCH	oklch(61.27% 0.11 239.8)
XYZ	xyz(20.5820, 23.4453, 52.7208)
Luminance	0.2345 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8CBF #BF6E3B

analogous

#3BBFB0 #3B8CBF #3B4ABF

triadic

#3B8CBF #BF3B8C #8CBF3B

tetradic

#3B8CBF #B03BBF #BF6E3B #4ABF3B

square

#3B8CBF #B03BBF #BF6E3B #4ABF3B

split-complementary

#3B8CBF #BF3B4A #BFB03B

monochromatic

#1E4761 #2D6A90 #3B8CBF #67A8D0 #96C2DF

Accessibility & contrast

On white

3.69

#3B8CBF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#3B8CBF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8CBF

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8CBF	#FFFFFF	#000000	##000000
##3B8CBF	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)

#748CC1

Deuteranopia (green-blind)

#627FBE

Tritanopia (blue-blind)

#00999E

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3b8cbf;
/* rgb */ color: rgb(59, 140, 191);
/* oklch */ color: oklch(61.3% 0.110 239.8);

Tailwind

colors: {
  custom: {
    50: '#80add2',
    500: '#3b8cbf',
    950: '#000000',
  },
}

SCSS

$custom: #3b8cbf;
$custom-light: #80add2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8cbf",
  "rgb": {
    "r": 59,
    "g": 140,
    "b": 191
  },
  "hsl": {
    "h": 203.182,
    "s": 52.8,
    "l": 49.02
  },
  "oklch": {
    "l": 0.61274,
    "c": 0.10999,
    "h": 239.8
  },
  "luminance": 0.23448
}

Semantic roles & 50–950 ramp

primary

#3B8CBF

secondary

#CAA48C

accent

#834CDC

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3B8CBF

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

Preview Lab → · Contrast checker → · Palette generator →