#3A9BC0#3A9BC0

#3A9BC0 is a light, moderate cyan. Relative luminance 0.281; OKLCH L 64.9% C 0.104 H 227.2°. Best body text is #000000 at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#3A9BC0
RGB	rgb(58, 155, 192)
HSL	hsl(197, 54%, 49%)
HSV	hsv(197, 70%, 75%)
CMYK	cmyk(69.8%, 19.3%, 0%, 24.7%)
CIE-LAB	lab(60.02, -16.20, -27.32)
CIE-LCH	lch(60.02, 31.76, 239.34°)
OKLab	oklab(64.86% -0.0708 -0.0765)
OKLCH	oklch(64.86% 0.104 227.2)
XYZ	xyz(22.9769, 28.1454, 54.0806)
Luminance	0.2815 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9BC0 #C05F3A

analogous

#3AC0A2 #3A9BC0 #3A58C0

triadic

#3A9BC0 #C03A9B #9BC03A

tetradic

#3A9BC0 #A23AC0 #C05F3A #58C03A

square

#3A9BC0 #A23AC0 #C05F3A #58C03A

split-complementary

#3A9BC0 #C03A58 #C0A23A

monochromatic

#1E4F62 #2C7591 #3A9BC0 #66B3D1 #95CBDF

Accessibility & contrast

On white

3.17

#3A9BC0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.63

#3A9BC0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9BC0

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9BC0	#FFFFFF	#000000	##000000
##3A9BC0	1.00	3.17	6.63	6.63
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.63	21.00	1.00	1.00
##000000	6.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8798C2

Deuteranopia (green-blind)

#758BC0

Tritanopia (blue-blind)

#00A6A7

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3a9bc0;
/* rgb */ color: rgb(58, 155, 192);
/* oklch */ color: oklch(64.9% 0.104 227.2);

Tailwind

colors: {
  custom: {
    50: '#81b8d3',
    500: '#3a9bc0',
    950: '#000000',
  },
}

SCSS

$custom: #3a9bc0;
$custom-light: #81b8d3;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9bc0",
  "rgb": {
    "r": 58,
    "g": 155,
    "b": 192
  },
  "hsl": {
    "h": 196.567,
    "s": 53.6,
    "l": 49.02
  },
  "oklch": {
    "l": 0.64856,
    "c": 0.10421,
    "h": 227.2
  },
  "luminance": 0.28148
}

Semantic roles & 50–950 ramp

primary

#3A9BC0

secondary

#CA9D8B

accent

#734BDD

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #3A9BC0

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

Preview Lab → · Contrast checker → · Palette generator →