#39739D#39739D

#39739D is a mid, moderate cyan. Relative luminance 0.156; OKLCH L 53.5% C 0.090 H 242.5°. Best body text is #FFFFFF at 5.11:1 contrast (WCAG AA passes).

Color values

HEX	#39739D
RGB	rgb(57, 115, 157)
HSL	hsl(205, 47%, 42%)
HSV	hsv(205, 64%, 62%)
CMYK	cmyk(63.7%, 26.8%, 0%, 38.4%)
CIE-LAB	lab(46.40, -5.52, -28.32)
CIE-LCH	lch(46.40, 28.85, 258.98°)
OKLab	oklab(53.52% -0.0415 -0.0796)
OKLCH	oklch(53.52% 0.09 242.5)
XYZ	xyz(13.9016, 15.5643, 34.1633)
Luminance	0.1557 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39739D #9D6339

analogous

#399D95 #39739D #39419D

triadic

#39739D #9D3973 #739D39

tetradic

#39739D #95399D #9D6339 #419D39

square

#39739D #95399D #9D6339 #419D39

split-complementary

#39739D #9D3941 #9D9539

monochromatic

#183143 #295270 #39739D #5392C0 #80AFD1

Accessibility & contrast

On white

5.11

#39739D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.11

#39739D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39739D

5.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39739D	#FFFFFF	#000000	##FFFFFF
##39739D	1.00	5.11	4.11	5.11
#FFFFFF	5.11	1.00	21.00	1.00
#000000	4.11	21.00	1.00	21.00
##FFFFFF	5.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60739F

Deuteranopia (green-blind)

#536A9C

Tritanopia (blue-blind)

#007D81

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #39739d;
/* rgb */ color: rgb(57, 115, 157);
/* oklch */ color: oklch(53.5% 0.090 242.5);

Tailwind

colors: {
  custom: {
    50: '#799bba',
    500: '#39739d',
    950: '#000000',
  },
}

SCSS

$custom: #39739d;
$custom-light: #799bba;
$custom-dark: #000000;

JSON

{
  "hex": "#39739d",
  "rgb": {
    "r": 57,
    "g": 115,
    "b": 157
  },
  "hsl": {
    "h": 205.2,
    "s": 46.729,
    "l": 41.961
  },
  "oklch": {
    "l": 0.53519,
    "c": 0.08982,
    "h": 242.5
  },
  "luminance": 0.15566
}

Semantic roles & 50–950 ramp

primary

#39739D

secondary

#BA9478

accent

#8951D6

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #39739D

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

Preview Lab → · Contrast checker → · Palette generator →