#399AC1#399AC1

#399AC1 is a light, moderate cyan. Relative luminance 0.278; OKLCH L 64.6% C 0.106 H 228.6°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#399AC1
RGB	rgb(57, 154, 193)
HSL	hsl(197, 54%, 49%)
HSV	hsv(197, 70%, 76%)
CMYK	cmyk(70.5%, 20.2%, 0%, 24.3%)
CIE-LAB	lab(59.73, -15.47, -28.33)
CIE-LCH	lch(59.73, 32.28, 241.36°)
OKLab	oklab(64.63% -0.0699 -0.0794)
OKLCH	oklch(64.63% 0.106 228.6)
XYZ	xyz(22.8647, 27.8287, 54.6082)
Luminance	0.2783 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399AC1 #C16039

analogous

#39C1A4 #399AC1 #3956C1

triadic

#399AC1 #C1399A #9AC139

tetradic

#399AC1 #A439C1 #C16039 #56C139

square

#399AC1 #A439C1 #C16039 #56C139

split-complementary

#399AC1 #C13956 #C1A439

monochromatic

#1D4F63 #2B7492 #399AC1 #66B3D2 #95CAE0

Accessibility & contrast

On white

3.20

#399AC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#399AC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399AC1

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399AC1	#FFFFFF	#000000	##000000
##399AC1	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8697C3

Deuteranopia (green-blind)

#738AC0

Tritanopia (blue-blind)

#00A5A7

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #399ac1;
/* rgb */ color: rgb(57, 154, 193);
/* oklch */ color: oklch(64.6% 0.106 228.6);

Tailwind

colors: {
  custom: {
    50: '#80b7d4',
    500: '#399ac1',
    950: '#000000',
  },
}

SCSS

$custom: #399ac1;
$custom-light: #80b7d4;
$custom-dark: #000000;

JSON

{
  "hex": "#399ac1",
  "rgb": {
    "r": 57,
    "g": 154,
    "b": 193
  },
  "hsl": {
    "h": 197.206,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.64633,
    "c": 0.10578,
    "h": 228.6
  },
  "luminance": 0.27831
}

Semantic roles & 50–950 ramp

primary

#399AC1

secondary

#CB9D8B

accent

#744ADE

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #399AC1

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

Preview Lab → · Contrast checker → · Palette generator →