#3A99CB#3A99CB

#3A99CB is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.9% C 0.115 H 235.7°. Best body text is #000000 at 6.60:1 contrast (WCAG AA passes).

Color values

HEX	#3A99CB
RGB	rgb(58, 153, 203)
HSL	hsl(201, 58%, 51%)
HSV	hsv(201, 71%, 80%)
CMYK	cmyk(71.4%, 24.6%, 0%, 20.4%)
CIE-LAB	lab(59.88, -11.43, -33.71)
CIE-LCH	lch(59.88, 35.60, 251.27°)
OKLab	oklab(64.9% -0.0648 -0.0949)
OKLCH	oklch(64.9% 0.115 235.7)
XYZ	xyz(23.9114, 27.9911, 60.6310)
Luminance	0.2799 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A99CB #CB6C3A

analogous

#3ACBB5 #3A99CB #3A50CB

triadic

#3A99CB #CB3A99 #99CB3A

tetradic

#3A99CB #B53ACB #CB6C3A #50CB3A

square

#3A99CB #B53ACB #CB6C3A #50CB3A

split-complementary

#3A99CB #CB3A50 #CBB53A

monochromatic

#1D526E #2A769E #3A99CB #6AB2D8 #9BCBE5

Accessibility & contrast

On white

3.18

#3A99CB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.60

#3A99CB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A99CB

6.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A99CB	#FFFFFF	#000000	##000000
##3A99CB	1.00	3.18	6.60	6.60
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.60	21.00	1.00	1.00
##000000	6.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8198CD

Deuteranopia (green-blind)

#6D8ACA

Tritanopia (blue-blind)

#00A6AA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #3a99cb;
/* rgb */ color: rgb(58, 153, 203);
/* oklch */ color: oklch(64.9% 0.115 235.7);

Tailwind

colors: {
  custom: {
    50: '#82b7db',
    500: '#3a99cb',
    950: '#000000',
  },
}

SCSS

$custom: #3a99cb;
$custom-light: #82b7db;
$custom-dark: #000000;

JSON

{
  "hex": "#3a99cb",
  "rgb": {
    "r": 58,
    "g": 153,
    "b": 203
  },
  "hsl": {
    "h": 200.69,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.64896,
    "c": 0.11494,
    "h": 235.7
  },
  "luminance": 0.27994
}

Semantic roles & 50–950 ramp

primary

#3A99CB

secondary

#D0A690

accent

#7C46E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3A99CB

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

Preview Lab → · Contrast checker → · Palette generator →