#3A9BCD#3A9BCD

#3A9BCD is a light, moderate cyan. Relative luminance 0.287; OKLCH L 65.5% C 0.116 H 235.2°. Best body text is #000000 at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#3A9BCD
RGB	rgb(58, 155, 205)
HSL	hsl(200, 60%, 52%)
HSV	hsv(200, 72%, 80%)
CMYK	cmyk(71.7%, 24.4%, 0%, 19.6%)
CIE-LAB	lab(60.56, -11.86, -33.78)
CIE-LCH	lch(60.56, 35.80, 250.65°)
OKLab	oklab(65.46% -0.0661 -0.0951)
OKLCH	oklch(65.46% 0.116 235.2)
XYZ	xyz(24.4814, 28.7472, 62.0043)
Luminance	0.2875 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9BCD #CD6C3A

analogous

#3ACDB6 #3A9BCD #3A52CD

triadic

#3A9BCD #CD3A9B #9BCD3A

tetradic

#3A9BCD #B63ACD #CD6C3A #52CD3A

square

#3A9BCD #B63ACD #CD6C3A #52CD3A

split-complementary

#3A9BCD #CD3A52 #CDB63A

monochromatic

#1C5470 #2978A1 #3A9BCD #6BB4D9 #9CCDE6

Accessibility & contrast

On white

3.11

#3A9BCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.75

#3A9BCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9BCD

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9BCD	#FFFFFF	#000000	##000000
##3A9BCD	1.00	3.11	6.75	6.75
#FFFFFF	3.11	1.00	21.00	21.00
#000000	6.75	21.00	1.00	1.00
##000000	6.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#839ACF

Deuteranopia (green-blind)

#6F8CCC

Tritanopia (blue-blind)

#00A8AC

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3a9bcd;
/* rgb */ color: rgb(58, 155, 205);
/* oklch */ color: oklch(65.5% 0.116 235.2);

Tailwind

colors: {
  custom: {
    50: '#83b8dc',
    500: '#3a9bcd',
    950: '#000000',
  },
}

SCSS

$custom: #3a9bcd;
$custom-light: #83b8dc;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9bcd",
  "rgb": {
    "r": 58,
    "g": 155,
    "b": 205
  },
  "hsl": {
    "h": 200.408,
    "s": 59.514,
    "l": 51.569
  },
  "oklch": {
    "l": 0.65463,
    "c": 0.11581,
    "h": 235.2
  },
  "luminance": 0.2875
}

Semantic roles & 50–950 ramp

primary

#3A9BCD

secondary

#D2A791

accent

#7B45E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3A9BCD

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

Preview Lab → · Contrast checker → · Palette generator →