#3B8DCB#3B8DCB

#3B8DCB is a light, vivid cyan. Relative luminance 0.243; OKLCH L 62.1% C 0.123 H 244.7°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#3B8DCB
RGB	rgb(59, 141, 203)
HSL	hsl(206, 58%, 51%)
HSV	hsv(206, 71%, 80%)
CMYK	cmyk(70.9%, 30.5%, 0%, 20.4%)
CIE-LAB	lab(56.38, -4.49, -39.19)
CIE-LCH	lch(56.38, 39.45, 263.47°)
OKLab	oklab(62.13% -0.0525 -0.1109)
OKLCH	oklch(62.13% 0.123 244.7)
XYZ	xyz(22.1039, 24.2889, 60.0116)
Luminance	0.2429 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3B8DCB #CB793B

analogous

#3BCBC1 #3B8DCB #3B45CB

triadic

#3B8DCB #CB3B8D #8DCB3B

tetradic

#3B8DCB #C13BCB #CB793B #45CB3B

square

#3B8DCB #C13BCB #CB793B #45CB3B

split-complementary

#3B8DCB #CB3B45 #CBC13B

monochromatic

#1D4B6E #2A6C9F #3B8DCB #6BA9D8 #9CC5E5

Accessibility & contrast

On white

3.58

#3B8DCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#3B8DCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3B8DCB

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3B8DCB	#FFFFFF	#000000	##000000
##3B8DCB	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#718FCE

Deuteranopia (green-blind)

#5D81CA

Tritanopia (blue-blind)

#009CA3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3b8dcb;
/* rgb */ color: rgb(59, 141, 203);
/* oklch */ color: oklch(62.1% 0.123 244.7);

Tailwind

colors: {
  custom: {
    50: '#82aedb',
    500: '#3b8dcb',
    950: '#000000',
  },
}

SCSS

$custom: #3b8dcb;
$custom-light: #82aedb;
$custom-dark: #000000;

JSON

{
  "hex": "#3b8dcb",
  "rgb": {
    "r": 59,
    "g": 141,
    "b": 203
  },
  "hsl": {
    "h": 205.833,
    "s": 58.065,
    "l": 51.373
  },
  "oklch": {
    "l": 0.62127,
    "c": 0.12273,
    "h": 244.7
  },
  "luminance": 0.24291
}

Semantic roles & 50–950 ramp

primary

#3B8DCB

secondary

#D1AC91

accent

#8947E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3B8DCB

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

Preview Lab → · Contrast checker → · Palette generator →