#3A99DC#3A99DC

#3A99DC is a light, vivid cyan. Relative luminance 0.288; OKLCH L 65.8% C 0.133 H 243.5°. Best body text is #000000 at 6.77:1 contrast (WCAG AA passes).

Color values

HEX	#3A99DC
RGB	rgb(58, 153, 220)
HSL	hsl(205, 70%, 55%)
HSV	hsv(205, 74%, 86%)
CMYK	cmyk(73.6%, 30.5%, 0%, 13.7%)
CIE-LAB	lab(60.65, -5.59, -42.01)
CIE-LCH	lch(60.65, 42.38, 262.42°)
OKLab	oklab(65.75% -0.0594 -0.119)
OKLCH	oklch(65.75% 0.133 243.5)
XYZ	xyz(26.0494, 28.8463, 71.8913)
Luminance	0.2885 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A99DC #DC7D3A

analogous

#3ADCCE #3A99DC #3A48DC

triadic

#3A99DC #DC3A99 #99DC3A

tetradic

#3A99DC #CE3ADC #DC7D3A #48DC3A

square

#3A99DC #CE3ADC #DC7D3A #48DC3A

split-complementary

#3A99DC #DC3A48 #DCCE3A

monochromatic

#175784 #2179B8 #3A99DC #6EB4E5 #A2CFEE

Accessibility & contrast

On white

3.10

#3A99DC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.77

#3A99DC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A99DC

6.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A99DC	#FFFFFF	#000000	##000000
##3A99DC	1.00	3.10	6.77	6.77
#FFFFFF	3.10	1.00	21.00	21.00
#000000	6.77	21.00	1.00	1.00
##000000	6.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A9BDF

Deuteranopia (green-blind)

#648BDB

Tritanopia (blue-blind)

#00A9B1

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #3a99dc;
/* rgb */ color: rgb(58, 153, 220);
/* oklch */ color: oklch(65.8% 0.133 243.5);

Tailwind

colors: {
  custom: {
    50: '#85b6e7',
    500: '#3a99dc',
    950: '#000000',
  },
}

SCSS

$custom: #3a99dc;
$custom-light: #85b6e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3a99dc",
  "rgb": {
    "r": 58,
    "g": 153,
    "b": 220
  },
  "hsl": {
    "h": 204.815,
    "s": 69.828,
    "l": 54.51
  },
  "oklch": {
    "l": 0.65754,
    "c": 0.13298,
    "h": 243.5
  },
  "luminance": 0.28849
}

Semantic roles & 50–950 ramp

primary

#3A99DC

secondary

#DBB397

accent

#853BED

background

#F8FBFE

surface

#F0F6FC

border

#CBD0D5

text

#0C1116

muted

#7D8084

Preview Lab

Preview with #3A99DC

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

Preview Lab → · Contrast checker → · Palette generator →