#31758E#31758E

#31758E is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.0% C 0.078 H 225.5°. Best body text is #FFFFFF at 5.17:1 contrast (WCAG AA passes).

Color values

HEX	#31758E
RGB	rgb(49, 117, 142)
HSL	hsl(196, 49%, 37%)
HSV	hsv(196, 65%, 56%)
CMYK	cmyk(65.5%, 17.6%, 0%, 44.3%)
CIE-LAB	lab(46.08, -13.26, -19.98)
CIE-LCH	lch(46.08, 23.97, 236.43°)
OKLab	oklab(52.97% -0.0548 -0.0557)
OKLCH	oklch(52.97% 0.078 225.5)
XYZ	xyz(12.5085, 15.3272, 27.8852)
Luminance	0.1533 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31758E #8E4A31

analogous

#318E78 #31758E #31478E

triadic

#31758E #8E3175 #758E31

tetradic

#31758E #78318E #8E4A31 #478E31

square

#31758E #78318E #8E4A31 #478E31

split-complementary

#31758E #8E3147 #8E7831

monochromatic

#122A33 #215061 #31758E #419ABB #6DB3CD

Accessibility & contrast

On white

5.17

#31758E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.07

#31758E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #31758E

5.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31758E	#FFFFFF	#000000	##FFFFFF
##31758E	1.00	5.17	4.07	5.17
#FFFFFF	5.17	1.00	21.00	1.00
#000000	4.07	21.00	1.00	21.00
##FFFFFF	5.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#67738F

Deuteranopia (green-blind)

#5A698E

Tritanopia (blue-blind)

#007C7D

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #31758e;
/* rgb */ color: rgb(49, 117, 142);
/* oklch */ color: oklch(53.0% 0.078 225.5);

Tailwind

colors: {
  custom: {
    50: '#749caf',
    500: '#31758e',
    950: '#000000',
  },
}

SCSS

$custom: #31758e;
$custom-light: #749caf;
$custom-dark: #000000;

JSON

{
  "hex": "#31758e",
  "rgb": {
    "r": 49,
    "g": 117,
    "b": 142
  },
  "hsl": {
    "h": 196.129,
    "s": 48.691,
    "l": 37.451
  },
  "oklch": {
    "l": 0.52972,
    "c": 0.07821,
    "h": 225.5
  },
  "luminance": 0.15329
}

Semantic roles & 50–950 ramp

primary

#31758E

secondary

#B47B67

accent

#7450D8

background

#F7F9FA

surface

#EDF2F4

border

#C8CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #31758E

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

Preview Lab → · Contrast checker → · Palette generator →