#3A8EC9#3A8EC9

#3A8EC9 is a light, vivid cyan. Relative luminance 0.245; OKLCH L 62.2% C 0.120 H 242.9°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#3A8EC9
RGB	rgb(58, 142, 201)
HSL	hsl(205, 57%, 51%)
HSV	hsv(205, 71%, 79%)
CMYK	cmyk(71.1%, 29.4%, 0%, 21.2%)
CIE-LAB	lab(56.55, -5.90, -37.80)
CIE-LCH	lch(56.55, 38.26, 261.12°)
OKLab	oklab(62.22% -0.0547 -0.1069)
OKLCH	oklch(62.22% 0.12 242.9)
XYZ	xyz(21.9565, 24.4601, 58.8111)
Luminance	0.2446 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A8EC9 #C9753A

analogous

#3AC9BC #3A8EC9 #3A46C9

triadic

#3A8EC9 #C93A8E #8EC93A

tetradic

#3A8EC9 #BC3AC9 #C9753A #46C93A

square

#3A8EC9 #BC3AC9 #C9753A #46C93A

split-complementary

#3A8EC9 #C93A46 #C9BC3A

monochromatic

#1D4B6B #2B6D9B #3A8EC9 #6AAAD6 #9AC5E3

Accessibility & contrast

On white

3.56

#3A8EC9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#3A8EC9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A8EC9

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A8EC9	#FFFFFF	#000000	##000000
##3A8EC9	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#738FCC

Deuteranopia (green-blind)

#5F82C8

Tritanopia (blue-blind)

#009CA3

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #3a8ec9;
/* rgb */ color: rgb(58, 142, 201);
/* oklch */ color: oklch(62.2% 0.120 242.9);

Tailwind

colors: {
  custom: {
    50: '#81aed9',
    500: '#3a8ec9',
    950: '#000000',
  },
}

SCSS

$custom: #3a8ec9;
$custom-light: #81aed9;
$custom-dark: #000000;

JSON

{
  "hex": "#3a8ec9",
  "rgb": {
    "r": 58,
    "g": 142,
    "b": 201
  },
  "hsl": {
    "h": 204.755,
    "s": 56.972,
    "l": 50.784
  },
  "oklch": {
    "l": 0.62221,
    "c": 0.12006,
    "h": 242.9
  },
  "luminance": 0.24463
}

Semantic roles & 50–950 ramp

primary

#3A8EC9

secondary

#CFAA90

accent

#8748E0

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #3A8EC9

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

Preview Lab → · Contrast checker → · Palette generator →