#39739F#39739F

#39739F is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.6% C 0.092 H 243.7°. Best body text is #FFFFFF at 5.09:1 contrast (WCAG AA passes).

Color values

HEX	#39739F
RGB	rgb(57, 115, 159)
HSL	hsl(206, 47%, 42%)
HSV	hsv(206, 64%, 62%)
CMYK	cmyk(64.2%, 27.7%, 0%, 37.6%)
CIE-LAB	lab(46.49, -4.83, -29.35)
CIE-LCH	lch(46.49, 29.75, 260.66°)
OKLab	oklab(53.62% -0.0409 -0.0826)
OKLCH	oklch(53.62% 0.092 243.7)
XYZ	xyz(14.0737, 15.6331, 35.0700)
Luminance	0.1563 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39739F #9F6539

analogous

#399F98 #39739F #39409F

triadic

#39739F #9F3973 #739F39

tetradic

#39739F #98399F #9F6539 #409F39

square

#39739F #98399F #9F6539 #409F39

split-complementary

#39739F #9F3940 #9F9839

monochromatic

#193245 #295272 #39739F #5492C2 #81AFD2

Accessibility & contrast

On white

5.09

#39739F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#39739F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39739F

5.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39739F	#FFFFFF	#000000	##FFFFFF
##39739F	1.00	5.09	4.13	5.09
#FFFFFF	5.09	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F74A1

Deuteranopia (green-blind)

#526A9E

Tritanopia (blue-blind)

#007E82

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #39739f;
/* rgb */ color: rgb(57, 115, 159);
/* oklch */ color: oklch(53.6% 0.092 243.7);

Tailwind

colors: {
  custom: {
    50: '#7a9bbb',
    500: '#39739f',
    950: '#000000',
  },
}

SCSS

$custom: #39739f;
$custom-light: #7a9bbb;
$custom-dark: #000000;

JSON

{
  "hex": "#39739f",
  "rgb": {
    "r": 57,
    "g": 115,
    "b": 159
  },
  "hsl": {
    "h": 205.882,
    "s": 47.222,
    "l": 42.353
  },
  "oklch": {
    "l": 0.53622,
    "c": 0.09218,
    "h": 243.7
  },
  "luminance": 0.15635
}

Semantic roles & 50–950 ramp

primary

#39739F

secondary

#BB9578

accent

#8B51D7

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E12

muted

#7C7E81

Preview Lab

Preview with #39739F

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

Preview Lab → · Contrast checker → · Palette generator →