#3A8FCB#3A8FCB

#3A8FCB is a light, vivid cyan. Relative luminance 0.249; OKLCH L 62.6% C 0.122 H 243.1°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).

Color values

HEX	#3A8FCB
RGB	rgb(58, 143, 203)
HSL	hsl(205, 58%, 51%)
HSV	hsv(205, 71%, 80%)
CMYK	cmyk(71.4%, 29.6%, 0%, 20.4%)
CIE-LAB	lab(56.93, -5.78, -38.32)
CIE-LCH	lch(56.93, 38.76, 261.42°)
OKLab	oklab(62.56% -0.0551 -0.1084)
OKLCH	oklch(62.56% 0.122 243.1)
XYZ	xyz(22.3427, 24.8538, 60.1081)
Luminance	0.2486 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8FCB #CB763A

analogous

#3ACBBF #3A8FCB #3A46CB

triadic

#3A8FCB #CB3A8F #8FCB3A

tetradic

#3A8FCB #BF3ACB #CB763A #46CB3A

square

#3A8FCB #BF3ACB #CB763A #46CB3A

split-complementary

#3A8FCB #CB3A46 #CBBF3A

monochromatic

#1D4C6E #2A6E9E #3A8FCB #6AABD8 #9BC6E5

Accessibility & contrast

On white

3.52

#3A8FCB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.97

#3A8FCB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8FCB

5.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8FCB	#FFFFFF	#000000	##000000
##3A8FCB	1.00	3.52	5.97	5.97
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.97	21.00	1.00	1.00
##000000	5.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7490CE

Deuteranopia (green-blind)

#6082CA

Tritanopia (blue-blind)

#009EA4

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #3a8fcb;
/* rgb */ color: rgb(58, 143, 203);
/* oklch */ color: oklch(62.6% 0.122 243.1);

Tailwind

colors: {
  custom: {
    50: '#82afdb',
    500: '#3a8fcb',
    950: '#000000',
  },
}

SCSS

$custom: #3a8fcb;
$custom-light: #82afdb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8fcb",
  "rgb": {
    "r": 58,
    "g": 143,
    "b": 203
  },
  "hsl": {
    "h": 204.828,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.62558,
    "c": 0.12155,
    "h": 243.1
  },
  "luminance": 0.24856
}

Semantic roles & 50–950 ramp

primary

#3A8FCB

secondary

#D0AB90

accent

#8746E1

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3A8FCB

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

Preview Lab → · Contrast checker → · Palette generator →