#3A8DC9#3A8DC9

#3A8DC9 is a mid, vivid cyan. Relative luminance 0.242; OKLCH L 62.0% C 0.121 H 243.6°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A8DC9
RGB	rgb(58, 141, 201)
HSL	hsl(205, 57%, 51%)
HSV	hsv(205, 71%, 79%)
CMYK	cmyk(71.1%, 29.9%, 0%, 21.2%)
CIE-LAB	lab(56.25, -5.33, -38.26)
CIE-LCH	lch(56.25, 38.63, 262.07°)
OKLab	oklab(61.99% -0.0537 -0.1082)
OKLCH	oklch(61.99% 0.121 243.6)
XYZ	xyz(21.8084, 24.1639, 58.7618)
Luminance	0.2417 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8DC9 #C9763A

analogous

#3AC9BD #3A8DC9 #3A45C9

triadic

#3A8DC9 #C93A8D #8DC93A

tetradic

#3A8DC9 #BD3AC9 #C9763A #45C93A

square

#3A8DC9 #BD3AC9 #C9763A #45C93A

split-complementary

#3A8DC9 #C93A45 #C9BD3A

monochromatic

#1D4B6B #2B6C9B #3A8DC9 #6AA9D6 #9AC5E3

Accessibility & contrast

On white

3.60

#3A8DC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#3A8DC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8DC9

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8DC9	#FFFFFF	#000000	##000000
##3A8DC9	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#728ECC

Deuteranopia (green-blind)

#5E81C8

Tritanopia (blue-blind)

#009CA2

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #3a8dc9;
/* rgb */ color: rgb(58, 141, 201);
/* oklch */ color: oklch(62.0% 0.121 243.6);

Tailwind

colors: {
  custom: {
    50: '#81aed9',
    500: '#3a8dc9',
    950: '#000000',
  },
}

SCSS

$custom: #3a8dc9;
$custom-light: #81aed9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8dc9",
  "rgb": {
    "r": 58,
    "g": 141,
    "b": 201
  },
  "hsl": {
    "h": 205.175,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.61989,
    "c": 0.12082,
    "h": 243.6
  },
  "luminance": 0.24166
}

Semantic roles & 50–950 ramp

primary

#3A8DC9

secondary

#CFAA90

accent

#8848E0

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3A8DC9

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

Preview Lab → · Contrast checker → · Palette generator →