#3A9ECB#3A9ECB

#3A9ECB is a light, moderate cyan. Relative luminance 0.297; OKLCH L 66.1% C 0.112 H 231.7°. Best body text is #000000 at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3A9ECB
RGB	rgb(58, 158, 203)
HSL	hsl(199, 58%, 51%)
HSV	hsv(199, 71%, 80%)
CMYK	cmyk(71.4%, 22.2%, 0%, 20.4%)
CIE-LAB	lab(61.36, -14.18, -31.41)
CIE-LCH	lch(61.36, 34.46, 245.70°)
OKLab	oklab(66.07% -0.0698 -0.0882)
OKLCH	oklch(66.07% 0.112 231.7)
XYZ	xyz(24.7470, 29.6622, 60.9095)
Luminance	0.2967 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A9ECB #CB673A

analogous

#3ACBB0 #3A9ECB #3A55CB

triadic

#3A9ECB #CB3A9E #9ECB3A

tetradic

#3A9ECB #B03ACB #CB673A #55CB3A

square

#3A9ECB #B03ACB #CB673A #55CB3A

split-complementary

#3A9ECB #CB3A55 #CBB03A

monochromatic

#1D556E #2A7A9E #3A9ECB #6AB6D8 #9BCEE5

Accessibility & contrast

On white

3.03

#3A9ECB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.93

#3A9ECB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A9ECB

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A9ECB	#FFFFFF	#000000	##000000
##3A9ECB	1.00	3.03	6.93	6.93
#FFFFFF	3.03	1.00	21.00	21.00
#000000	6.93	21.00	1.00	1.00
##000000	6.93	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#879CCD

Deuteranopia (green-blind)

#748ECA

Tritanopia (blue-blind)

#00AAAD

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #3a9ecb;
/* rgb */ color: rgb(58, 158, 203);
/* oklch */ color: oklch(66.1% 0.112 231.7);

Tailwind

colors: {
  custom: {
    50: '#82badb',
    500: '#3a9ecb',
    950: '#000000',
  },
}

SCSS

$custom: #3a9ecb;
$custom-light: #82badb;
$custom-dark: #000000;

JSON

{
  "hex": "#3a9ecb",
  "rgb": {
    "r": 58,
    "g": 158,
    "b": 203
  },
  "hsl": {
    "h": 198.621,
    "s": 58.233,
    "l": 51.176
  },
  "oklch": {
    "l": 0.66075,
    "c": 0.11248,
    "h": 231.7
  },
  "luminance": 0.29665
}

Semantic roles & 50–950 ramp

primary

#3A9ECB

secondary

#D0A490

accent

#7646E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #3A9ECB

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

Preview Lab → · Contrast checker → · Palette generator →