#39749B#39749B

#39749B is a mid, moderate cyan. Relative luminance 0.157; OKLCH L 53.7% C 0.087 H 240.1°. Best body text is #FFFFFF at 5.07:1 contrast (WCAG AA passes).

Color values

HEX	#39749B
RGB	rgb(57, 116, 155)
HSL	hsl(204, 46%, 42%)
HSV	hsv(204, 63%, 61%)
CMYK	cmyk(63.2%, 25.2%, 0%, 39.2%)
CIE-LAB	lab(46.61, -6.79, -26.81)
CIE-LCH	lch(46.61, 27.66, 255.79°)
OKLab	oklab(53.66% -0.0433 -0.0753)
OKLCH	oklch(53.66% 0.087 240.1)
XYZ	xyz(13.8469, 15.7258, 33.3096)
Luminance	0.1573 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#39749B #9B6039

analogous

#399B91 #39749B #39439B

triadic

#39749B #9B3974 #749B39

tetradic

#39749B #91399B #9B6039 #439B39

square

#39749B #91399B #9B6039 #439B39

split-complementary

#39749B #9B3943 #9B9139

monochromatic

#183142 #29536E #39749B #5294BF #7FAFD0

Accessibility & contrast

On white

5.07

#39749B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.15

#39749B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #39749B

5.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##39749B	#FFFFFF	#000000	##FFFFFF
##39749B	1.00	5.07	4.15	5.07
#FFFFFF	5.07	1.00	21.00	1.00
#000000	4.15	21.00	1.00	21.00
##FFFFFF	5.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#62749D

Deuteranopia (green-blind)

#556A9A

Tritanopia (blue-blind)

#007E81

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #39749b;
/* rgb */ color: rgb(57, 116, 155);
/* oklch */ color: oklch(53.7% 0.087 240.1);

Tailwind

colors: {
  custom: {
    50: '#799bb8',
    500: '#39749b',
    950: '#000000',
  },
}

SCSS

$custom: #39749b;
$custom-light: #799bb8;
$custom-dark: #000000;

JSON

{
  "hex": "#39749b",
  "rgb": {
    "r": 57,
    "g": 116,
    "b": 155
  },
  "hsl": {
    "h": 203.878,
    "s": 46.226,
    "l": 41.569
  },
  "oklch": {
    "l": 0.5366,
    "c": 0.08686,
    "h": 240.1
  },
  "luminance": 0.15727
}

Semantic roles & 50–950 ramp

primary

#39749B

secondary

#B99177

accent

#8652D6

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#0A0E11

muted

#7C7E80

Preview Lab

Preview with #39749B

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

Preview Lab → · Contrast checker → · Palette generator →