#3A9BC3#3A9BC3

#3A9BC3 is a light, moderate cyan. Relative luminance 0.283; OKLCH L 65.0% C 0.107 H 229.2°. Best body text is #000000 at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#3A9BC3
RGB	rgb(58, 155, 195)
HSL	hsl(198, 54%, 50%)
HSV	hsv(198, 70%, 76%)
CMYK	cmyk(70.3%, 20.5%, 0%, 23.5%)
CIE-LAB	lab(60.14, -15.21, -28.82)
CIE-LCH	lch(60.14, 32.59, 242.18°)
OKLab	oklab(64.99% -0.0696 -0.0808)
OKLCH	oklch(64.99% 0.107 229.2)
XYZ	xyz(23.3126, 28.2797, 55.8491)
Luminance	0.2828 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9BC3 #C3623A

analogous

#3AC3A6 #3A9BC3 #3A57C3

triadic

#3A9BC3 #C33A9B #9BC33A

tetradic

#3A9BC3 #A63AC3 #C3623A #57C33A

square

#3A9BC3 #A63AC3 #C3623A #57C33A

split-complementary

#3A9BC3 #C33A57 #C3A63A

monochromatic

#1E5065 #2C7694 #3A9BC3 #68B3D2 #97CBE0

Accessibility & contrast

On white

3.15

#3A9BC3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.66

#3A9BC3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9BC3

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9BC3	#FFFFFF	#000000	##000000
##3A9BC3	1.00	3.15	6.66	6.66
#FFFFFF	3.15	1.00	21.00	21.00
#000000	6.66	21.00	1.00	1.00
##000000	6.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8699C5

Deuteranopia (green-blind)

#748BC2

Tritanopia (blue-blind)

#00A6A8

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #3a9bc3;
/* rgb */ color: rgb(58, 155, 195);
/* oklch */ color: oklch(65.0% 0.107 229.2);

Tailwind

colors: {
  custom: {
    50: '#81b8d5',
    500: '#3a9bc3',
    950: '#000000',
  },
}

SCSS

$custom: #3a9bc3;
$custom-light: #81b8d5;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9bc3",
  "rgb": {
    "r": 58,
    "g": 155,
    "b": 195
  },
  "hsl": {
    "h": 197.518,
    "s": 54.15,
    "l": 49.608
  },
  "oklch": {
    "l": 0.64993,
    "c": 0.10668,
    "h": 229.2
  },
  "luminance": 0.28282
}

Semantic roles & 50–950 ramp

primary

#3A9BC3

secondary

#CC9F8D

accent

#754ADE

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #3A9BC3

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

Preview Lab → · Contrast checker → · Palette generator →