#31729D#31729D

#31729D is a mid, moderate cyan. Relative luminance 0.151; OKLCH L 53.0% C 0.094 H 240.8°. Best body text is #FFFFFF at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#31729D
RGB	rgb(49, 114, 157)
HSL	hsl(204, 52%, 40%)
HSV	hsv(204, 69%, 62%)
CMYK	cmyk(68.8%, 27.4%, 0%, 38.4%)
CIE-LAB	lab(45.80, -6.35, -29.28)
CIE-LCH	lch(45.80, 29.96, 257.75°)
OKLab	oklab(52.96% -0.046 -0.0825)
OKLCH	oklch(52.96% 0.094 240.8)
XYZ	xyz(13.3674, 15.1205, 34.1058)
Luminance	0.1512 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31729D #9D5C31

analogous

#319D92 #31729D #313C9D

triadic

#31729D #9D3172 #729D31

tetradic

#31729D #92319D #9D5C31 #3C9D31

square

#31729D #92319D #9D5C31 #3C9D31

split-complementary

#31729D #9D313C #9D9231

monochromatic

#142E40 #22506E #31729D #4693C5 #75AED4

Accessibility & contrast

On white

5.22

#31729D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.02

#31729D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31729D

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31729D	#FFFFFF	#000000	##FFFFFF
##31729D	1.00	5.22	4.02	5.22
#FFFFFF	5.22	1.00	21.00	1.00
#000000	4.02	21.00	1.00	21.00
##FFFFFF	5.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E729F

Deuteranopia (green-blind)

#50689C

Tritanopia (blue-blind)

#007D81

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #31729d;
/* rgb */ color: rgb(49, 114, 157);
/* oklch */ color: oklch(53.0% 0.094 240.8);

Tailwind

colors: {
  custom: {
    50: '#769aba',
    500: '#31729d',
    950: '#000000',
  },
}

SCSS

$custom: #31729d;
$custom-light: #769aba;
$custom-dark: #000000;

JSON

{
  "hex": "#31729d",
  "rgb": {
    "r": 49,
    "g": 114,
    "b": 157
  },
  "hsl": {
    "h": 203.889,
    "s": 52.427,
    "l": 40.392
  },
  "oklch": {
    "l": 0.52964,
    "c": 0.09447,
    "h": 240.8
  },
  "luminance": 0.15122
}

Semantic roles & 50–950 ramp

primary

#31729D

secondary

#BC8D6E

accent

#854CDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #31729D

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

Preview Lab → · Contrast checker → · Palette generator →