#399EBD#399EBD

#399EBD is a light, moderate cyan. Relative luminance 0.290; OKLCH L 65.4% C 0.102 H 222.2°. Best body text is #000000 at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#399EBD
RGB	rgb(57, 158, 189)
HSL	hsl(194, 54%, 48%)
HSV	hsv(194, 70%, 74%)
CMYK	cmyk(69.8%, 16.4%, 0%, 25.9%)
CIE-LAB	lab(60.78, -18.93, -24.47)
CIE-LCH	lch(60.78, 30.94, 232.28°)
OKLab	oklab(65.42% -0.0755 -0.0684)
OKLCH	oklch(65.42% 0.102 222.2)
XYZ	xyz(23.0957, 28.9951, 52.5137)
Luminance	0.2900 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399EBD #BD5839

analogous

#39BD9A #399EBD #395CBD

triadic

#399EBD #BD399E #9EBD39

tetradic

#399EBD #9A39BD #BD5839 #5CBD39

square

#399EBD #9A39BD #BD5839 #5CBD39

split-complementary

#399EBD #BD395C #BD9A39

monochromatic

#1D4F5F #2B778E #399EBD #63B6D0 #92CCDE

Accessibility & contrast

On white

3.09

#399EBD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.80

#399EBD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399EBD

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399EBD	#FFFFFF	#000000	##000000
##399EBD	1.00	3.09	6.80	6.80
#FFFFFF	3.09	1.00	21.00	21.00
#000000	6.80	21.00	1.00	1.00
##000000	6.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8C9ABF

Deuteranopia (green-blind)

#7A8DBD

Tritanopia (blue-blind)

#00A8A8

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #399ebd;
/* rgb */ color: rgb(57, 158, 189);
/* oklch */ color: oklch(65.4% 0.102 222.2);

Tailwind

colors: {
  custom: {
    50: '#80bad1',
    500: '#399ebd',
    950: '#000000',
  },
}

SCSS

$custom: #399ebd;
$custom-light: #80bad1;
$custom-dark: #000000;

JSON

{
  "hex": "#399ebd",
  "rgb": {
    "r": 57,
    "g": 158,
    "b": 189
  },
  "hsl": {
    "h": 194.091,
    "s": 53.659,
    "l": 48.235
  },
  "oklch": {
    "l": 0.65416,
    "c": 0.10182,
    "h": 222.2
  },
  "luminance": 0.28998
}

Semantic roles & 50–950 ramp

primary

#399EBD

secondary

#C99889

accent

#6D4BDD

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0B1114

muted

#7C8082

Preview Lab

Preview with #399EBD

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

Preview Lab → · Contrast checker → · Palette generator →