#31879D#31879D

#31879D is a mid, moderate cyan. Relative luminance 0.204; OKLCH L 58.2% C 0.087 H 218.1°. Best body text is #000000 at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#31879D
RGB	rgb(49, 135, 157)
HSL	hsl(192, 52%, 40%)
HSV	hsv(192, 69%, 62%)
CMYK	cmyk(68.8%, 14%, 0%, 38.4%)
CIE-LAB	lab(52.30, -18.25, -19.23)
CIE-LCH	lch(52.30, 26.51, 226.50°)
OKLab	oklab(58.15% -0.0684 -0.0536)
OKLCH	oklch(58.15% 0.087 218.1)
XYZ	xyz(16.0139, 20.4135, 34.9880)
Luminance	0.2041 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31879D #9D4731

analogous

#319D7D #31879D #31519D

triadic

#31879D #9D3187 #879D31

tetradic

#31879D #7D319D #9D4731 #519D31

square

#31879D #7D319D #9D4731 #519D31

split-complementary

#31879D #9D3151 #9D7D31

monochromatic

#143740 #225F6E #31879D #46ABC5 #75C0D4

Accessibility & contrast

On white

4.13

#31879D on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.08

#31879D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #31879D

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31879D	#FFFFFF	#000000	##000000
##31879D	1.00	4.13	5.08	5.08
#FFFFFF	4.13	1.00	21.00	21.00
#000000	5.08	21.00	1.00	1.00
##000000	5.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#79839E

Deuteranopia (green-blind)

#6A789D

Tritanopia (blue-blind)

#008F8E

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #31879d;
/* rgb */ color: rgb(49, 135, 157);
/* oklch */ color: oklch(58.2% 0.087 218.1);

Tailwind

colors: {
  custom: {
    50: '#77aaba',
    500: '#31879d',
    950: '#000000',
  },
}

SCSS

$custom: #31879d;
$custom-light: #77aaba;
$custom-dark: #000000;

JSON

{
  "hex": "#31879d",
  "rgb": {
    "r": 49,
    "g": 135,
    "b": 157
  },
  "hsl": {
    "h": 192.222,
    "s": 52.427,
    "l": 40.392
  },
  "oklch": {
    "l": 0.58151,
    "c": 0.08691,
    "h": 218.1
  },
  "luminance": 0.20415
}

Semantic roles & 50–950 ramp

primary

#31879D

secondary

#BC7E6E

accent

#694CDC

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A1011

muted

#7C7F80

Preview Lab

Preview with #31879D

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

Preview Lab → · Contrast checker → · Palette generator →