#39819B#39819B

#39819B is a mid, moderate cyan. Relative luminance 0.189; OKLCH L 56.8% C 0.082 H 224.8°. Best body text is #000000 at 4.79:1 contrast (WCAG AA passes).

Color values

HEX	#39819B
RGB	rgb(57, 129, 155)
HSL	hsl(196, 46%, 42%)
HSV	hsv(196, 63%, 61%)
CMYK	cmyk(63.2%, 16.8%, 0%, 39.2%)
CIE-LAB	lab(50.61, -14.23, -20.63)
CIE-LCH	lch(50.61, 25.06, 235.40°)
OKLab	oklab(56.84% -0.0579 -0.0575)
OKLCH	oklch(56.84% 0.082 224.8)
XYZ	xyz(15.4517, 18.9354, 33.8446)
Luminance	0.1894 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39819B #9B5339

analogous

#399B84 #39819B #39509B

triadic

#39819B #9B3981 #819B39

tetradic

#39819B #84399B #9B5339 #509B39

square

#39819B #84399B #9B5339 #509B39

split-complementary

#39819B #9B3950 #9B8439

monochromatic

#183742 #295C6E #39819B #52A2BF #7FBAD0

Accessibility & contrast

On white

4.39

#39819B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.79

#39819B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #39819B

4.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39819B	#FFFFFF	#000000	##000000
##39819B	1.00	4.39	4.79	4.79
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.79	21.00	1.00	1.00
##000000	4.79	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#737E9C

Deuteranopia (green-blind)

#65749B

Tritanopia (blue-blind)

#008989

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #39819b;
/* rgb */ color: rgb(57, 129, 155);
/* oklch */ color: oklch(56.8% 0.082 224.8);

Tailwind

colors: {
  custom: {
    50: '#7aa5b8',
    500: '#39819b',
    950: '#000000',
  },
}

SCSS

$custom: #39819b;
$custom-light: #7aa5b8;
$custom-dark: #000000;

JSON

{
  "hex": "#39819b",
  "rgb": {
    "r": 57,
    "g": 129,
    "b": 155
  },
  "hsl": {
    "h": 195.918,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.56842,
    "c": 0.08161,
    "h": 224.8
  },
  "luminance": 0.18937
}

Semantic roles & 50–950 ramp

primary

#39819B

secondary

#B98877

accent

#7552D6

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #39819B

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

Preview Lab → · Contrast checker → · Palette generator →