#3B8BBE#3B8BBE

#3B8BBE is a mid, moderate cyan. Relative luminance 0.231; OKLCH L 61.0% C 0.110 H 240.1°. Best body text is #000000 at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#3B8BBE
RGB	rgb(59, 139, 190)
HSL	hsl(203, 53%, 49%)
HSV	hsv(203, 69%, 75%)
CMYK	cmyk(68.9%, 26.8%, 0%, 25.5%)
CIE-LAB	lab(55.19, -7.83, -33.69)
CIE-LCH	lch(55.19, 34.59, 256.92°)
OKLab	oklab(60.99% -0.0546 -0.095)
OKLCH	oklch(60.99% 0.11 240.1)
XYZ	xyz(20.3269, 23.1105, 52.0947)
Luminance	0.2311 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8BBE #BE6E3B

analogous

#3BBEB0 #3B8BBE #3B4ABE

triadic

#3B8BBE #BE3B8B #8BBE3B

tetradic

#3B8BBE #B03BBE #BE6E3B #4ABE3B

square

#3B8BBE #B03BBE #BE6E3B #4ABE3B

split-complementary

#3B8BBE #BE3B4A #BEB03B

monochromatic

#1E4761 #2C698F #3B8BBE #67A7D0 #95C2DE

Accessibility & contrast

On white

3.73

#3B8BBE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.62

#3B8BBE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8BBE

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8BBE	#FFFFFF	#000000	##000000
##3B8BBE	1.00	3.73	5.62	5.62
#FFFFFF	3.73	1.00	21.00	21.00
#000000	5.62	21.00	1.00	1.00
##000000	5.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738BC0

Deuteranopia (green-blind)

#627EBD

Tritanopia (blue-blind)

#00989D

Achromatopsia (no color)

#848484

Design tokens & code

CSS

--color: #3b8bbe;
/* rgb */ color: rgb(59, 139, 190);
/* oklch */ color: oklch(61.0% 0.110 240.1);

Tailwind

colors: {
  custom: {
    50: '#80acd2',
    500: '#3b8bbe',
    950: '#000000',
  },
}

SCSS

$custom: #3b8bbe;
$custom-light: #80acd2;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8bbe",
  "rgb": {
    "r": 59,
    "g": 139,
    "b": 190
  },
  "hsl": {
    "h": 203.359,
    "s": 52.61,
    "l": 48.824
  },
  "oklch": {
    "l": 0.60988,
    "c": 0.10956,
    "h": 240.1
  },
  "luminance": 0.23113
}

Semantic roles & 50–950 ramp

primary

#3B8BBE

secondary

#CAA48B

accent

#844CDC

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B1014

muted

#7C7F82

Preview Lab

Preview with #3B8BBE

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

Preview Lab → · Contrast checker → · Palette generator →