#3A9BD5#3A9BD5

#3A9BD5 is a light, vivid cyan. Relative luminance 0.291; OKLCH L 65.9% C 0.124 H 239.2°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#3A9BD5
RGB	rgb(58, 155, 213)
HSL	hsl(202, 65%, 53%)
HSV	hsv(202, 73%, 84%)
CMYK	cmyk(72.8%, 27.2%, 0%, 16.5%)
CIE-LAB	lab(60.91, -9.14, -37.70)
CIE-LCH	lch(60.91, 38.79, 256.37°)
OKLab	oklab(65.86% -0.0635 -0.1064)
OKLCH	oklch(65.86% 0.124 239.2)
XYZ	xyz(25.4718, 29.1434, 67.2207)
Luminance	0.2915 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9BD5 #D5743A

analogous

#3AD5C2 #3A9BD5 #3A4DD5

triadic

#3A9BD5 #D53A9B #9BD53A

tetradic

#3A9BD5 #C23AD5 #D5743A #4DD53A

square

#3A9BD5 #C23AD5 #D5743A #4DD53A

split-complementary

#3A9BD5 #D53A4D #D5C23A

monochromatic

#1A567A #257AAD #3A9BD5 #6CB5E0 #9FCEEB

Accessibility & contrast

On white

3.08

#3A9BD5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#3A9BD5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9BD5

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9BD5	#FFFFFF	#000000	##000000
##3A9BD5	1.00	3.08	6.83	6.83
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#809BD8

Deuteranopia (green-blind)

#6B8CD4

Tritanopia (blue-blind)

#00AAAF

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #3a9bd5;
/* rgb */ color: rgb(58, 155, 213);
/* oklch */ color: oklch(65.9% 0.124 239.2);

Tailwind

colors: {
  custom: {
    50: '#84b8e2',
    500: '#3a9bd5',
    950: '#000000',
  },
}

SCSS

$custom: #3a9bd5;
$custom-light: #84b8e2;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9bd5",
  "rgb": {
    "r": 58,
    "g": 155,
    "b": 213
  },
  "hsl": {
    "h": 202.452,
    "s": 64.854,
    "l": 53.137
  },
  "oklch": {
    "l": 0.65856,
    "c": 0.12392,
    "h": 239.2
  },
  "luminance": 0.29146
}

Semantic roles & 50–950 ramp

primary

#3A9BD5

secondary

#D7AD94

accent

#7F40E8

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3A9BD5

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

Preview Lab → · Contrast checker → · Palette generator →