#31719D#31719D

#31719D is a mid, moderate cyan. Relative luminance 0.149; OKLCH L 52.7% C 0.095 H 241.8°. Best body text is #FFFFFF at 5.28:1 contrast (WCAG AA passes).

Color values

HEX	#31719D
RGB	rgb(49, 113, 157)
HSL	hsl(204, 52%, 40%)
HSV	hsv(204, 69%, 62%)
CMYK	cmyk(68.8%, 28%, 0%, 38.4%)
CIE-LAB	lab(45.49, -5.76, -29.76)
CIE-LCH	lch(45.49, 30.31, 259.05°)
OKLab	oklab(52.72% -0.045 -0.0839)
OKLCH	oklch(52.72% 0.095 241.8)
XYZ	xyz(13.2552, 14.8961, 34.0684)
Luminance	0.1490 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31719D #9D5D31

analogous

#319D93 #31719D #313B9D

triadic

#31719D #9D3171 #719D31

tetradic

#31719D #93319D #9D5D31 #3B9D31

square

#31719D #93319D #9D5D31 #3B9D31

split-complementary

#31719D #9D313B #9D9331

monochromatic

#142E40 #224F6E #31719D #4691C5 #75ADD4

Accessibility & contrast

On white

5.28

#31719D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.98

#31719D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31719D

5.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31719D	#FFFFFF	#000000	##FFFFFF
##31719D	1.00	5.28	3.98	5.28
#FFFFFF	5.28	1.00	21.00	1.00
#000000	3.98	21.00	1.00	21.00
##FFFFFF	5.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D729F

Deuteranopia (green-blind)

#4E679C

Tritanopia (blue-blind)

#007C80

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #31719d;
/* rgb */ color: rgb(49, 113, 157);
/* oklch */ color: oklch(52.7% 0.095 241.8);

Tailwind

colors: {
  custom: {
    50: '#7699ba',
    500: '#31719d',
    950: '#000000',
  },
}

SCSS

$custom: #31719d;
$custom-light: #7699ba;
$custom-dark: #000000;

JSON

{
  "hex": "#31719d",
  "rgb": {
    "r": 49,
    "g": 113,
    "b": 157
  },
  "hsl": {
    "h": 204.444,
    "s": 52.427,
    "l": 40.392
  },
  "oklch": {
    "l": 0.52721,
    "c": 0.09519,
    "h": 241.8
  },
  "luminance": 0.14898
}

Semantic roles & 50–950 ramp

primary

#31719D

secondary

#BC8E6E

accent

#874CDC

background

#F7F9FB

surface

#EEF2F6

border

#C9CCD0

text

#090E11

muted

#7B7E80

Preview Lab

Preview with #31719D

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

Preview Lab → · Contrast checker → · Palette generator →