#399CCD#399CCD

#399CCD is a light, moderate cyan. Relative luminance 0.291; OKLCH L 65.7% C 0.116 H 234.2°. Best body text is #000000 at 6.81:1 contrast (WCAG AA passes).

Color values

HEX	#399CCD
RGB	rgb(57, 156, 205)
HSL	hsl(200, 60%, 51%)
HSV	hsv(200, 72%, 80%)
CMYK	cmyk(72.2%, 23.9%, 0%, 19.6%)
CIE-LAB	lab(60.83, -12.55, -33.36)
CIE-LCH	lch(60.83, 35.64, 249.38°)
OKLab	oklab(65.67% -0.0676 -0.0939)
OKLCH	oklch(65.67% 0.116 234.2)
XYZ	xyz(24.5909, 29.0518, 62.0573)
Luminance	0.2905 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#399CCD #CD6A39

analogous

#39CDB4 #399CCD #3952CD

triadic

#399CCD #CD399C #9CCD39

tetradic

#399CCD #B439CD #CD6A39 #52CD39

square

#399CCD #B439CD #CD6A39 #52CD39

split-complementary

#399CCD #CD3952 #CDB439

monochromatic

#1C546F #2879A0 #399CCD #6AB4D9 #9BCDE6

Accessibility & contrast

On white

3.08

#399CCD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.81

#399CCD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #399CCD

6.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##399CCD	#FFFFFF	#000000	##000000
##399CCD	1.00	3.08	6.81	6.81
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.81	21.00	1.00	1.00
##000000	6.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849BCF

Deuteranopia (green-blind)

#708CCC

Tritanopia (blue-blind)

#00A9AD

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #399ccd;
/* rgb */ color: rgb(57, 156, 205);
/* oklch */ color: oklch(65.7% 0.116 234.2);

Tailwind

colors: {
  custom: {
    50: '#82b9dc',
    500: '#399ccd',
    950: '#000000',
  },
}

SCSS

$custom: #399ccd;
$custom-light: #82b9dc;
$custom-dark: #000000;

JSON

{
  "hex": "#399ccd",
  "rgb": {
    "r": 57,
    "g": 156,
    "b": 205
  },
  "hsl": {
    "h": 199.865,
    "s": 59.677,
    "l": 51.373
  },
  "oklch": {
    "l": 0.6567,
    "c": 0.1157,
    "h": 234.2
  },
  "luminance": 0.29055
}

Semantic roles & 50–950 ramp

primary

#399CCD

secondary

#D2A690

accent

#7945E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #399CCD

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

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