#399EC1#399EC1

#399EC1 is a light, moderate cyan. Relative luminance 0.292; OKLCH L 65.6% C 0.105 H 225.1°. Best body text is #000000 at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#399EC1
RGB	rgb(57, 158, 193)
HSL	hsl(195, 54%, 49%)
HSV	hsv(195, 70%, 76%)
CMYK	cmyk(70.5%, 18.1%, 0%, 24.3%)
CIE-LAB	lab(60.93, -17.63, -26.48)
CIE-LCH	lch(60.93, 31.81, 236.35°)
OKLab	oklab(65.59% -0.0739 -0.0741)
OKLCH	oklch(65.59% 0.105 225.1)
XYZ	xyz(23.5359, 29.1712, 54.8319)
Luminance	0.2917 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399EC1 #C15C39

analogous

#39C1A0 #399EC1 #395AC1

triadic

#399EC1 #C1399E #9EC139

tetradic

#399EC1 #A039C1 #C15C39 #5AC139

square

#399EC1 #A039C1 #C15C39 #5AC139

split-complementary

#399EC1 #C1395A #C1A039

monochromatic

#1D5163 #2B7792 #399EC1 #66B6D2 #95CCE0

Accessibility & contrast

On white

3.07

#399EC1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.83

#399EC1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399EC1

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399EC1	#FFFFFF	#000000	##000000
##399EC1	1.00	3.07	6.83	6.83
#FFFFFF	3.07	1.00	21.00	21.00
#000000	6.83	21.00	1.00	1.00
##000000	6.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8B9BC3

Deuteranopia (green-blind)

#788DC1

Tritanopia (blue-blind)

#00A8A9

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #399ec1;
/* rgb */ color: rgb(57, 158, 193);
/* oklch */ color: oklch(65.6% 0.105 225.1);

Tailwind

colors: {
  custom: {
    50: '#81bad3',
    500: '#399ec1',
    950: '#000000',
  },
}

SCSS

$custom: #399ec1;
$custom-light: #81bad3;
$custom-dark: #000000;

JSON

{
  "hex": "#399ec1",
  "rgb": {
    "r": 57,
    "g": 158,
    "b": 193
  },
  "hsl": {
    "h": 195.441,
    "s": 54.4,
    "l": 49.02
  },
  "oklch": {
    "l": 0.65592,
    "c": 0.10467,
    "h": 225.1
  },
  "luminance": 0.29174
}

Semantic roles & 50–950 ramp

primary

#399EC1

secondary

#CB9B8B

accent

#704ADE

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #399EC1

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

Preview Lab → · Contrast checker → · Palette generator →