#3A9BC4#3A9BC4

#3A9BC4 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.0% C 0.108 H 229.9°. Best body text is #000000 at 6.67:1 contrast (WCAG AA passes).

Color values

HEX	#3A9BC4
RGB	rgb(58, 155, 196)
HSL	hsl(198, 54%, 50%)
HSV	hsv(198, 70%, 77%)
CMYK	cmyk(70.4%, 20.9%, 0%, 23.1%)
CIE-LAB	lab(60.18, -14.88, -29.32)
CIE-LCH	lch(60.18, 32.88, 243.09°)
OKLab	oklab(65.04% -0.0693 -0.0822)
OKLCH	oklch(65.04% 0.108 229.9)
XYZ	xyz(23.4261, 28.3251, 56.4465)
Luminance	0.2833 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9BC4 #C4633A

analogous

#3AC4A8 #3A9BC4 #3A56C4

triadic

#3A9BC4 #C43A9B #9BC43A

tetradic

#3A9BC4 #A83AC4 #C4633A #56C43A

square

#3A9BC4 #A83AC4 #C4633A #56C43A

split-complementary

#3A9BC4 #C43A56 #C4A83A

monochromatic

#1E5066 #2C7695 #3A9BC4 #69B3D3 #98CBE0

Accessibility & contrast

On white

3.15

#3A9BC4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.67

#3A9BC4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9BC4

6.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9BC4	#FFFFFF	#000000	##000000
##3A9BC4	1.00	3.15	6.67	6.67
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.67	21.00	1.00	1.00
##000000	6.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8699C6

Deuteranopia (green-blind)

#738BC3

Tritanopia (blue-blind)

#00A6A9

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3a9bc4;
/* rgb */ color: rgb(58, 155, 196);
/* oklch */ color: oklch(65.0% 0.108 229.9);

Tailwind

colors: {
  custom: {
    50: '#81b8d6',
    500: '#3a9bc4',
    950: '#000000',
  },
}

SCSS

$custom: #3a9bc4;
$custom-light: #81b8d6;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9bc4",
  "rgb": {
    "r": 58,
    "g": 155,
    "b": 196
  },
  "hsl": {
    "h": 197.826,
    "s": 54.331,
    "l": 49.804
  },
  "oklch": {
    "l": 0.65038,
    "c": 0.10754,
    "h": 229.9
  },
  "luminance": 0.28328
}

Semantic roles & 50–950 ramp

primary

#3A9BC4

secondary

#CCA08E

accent

#764ADE

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3A9BC4

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

Preview Lab → · Contrast checker → · Palette generator →