#31AACC#31AACC

#31AACC is a light, moderate cyan. Relative luminance 0.338; OKLCH L 68.8% C 0.113 H 221.3°. Best body text is #000000 at 7.75:1 contrast (WCAG AA passes).

Color values

HEX	#31AACC
RGB	rgb(49, 170, 204)
HSL	hsl(193, 61%, 50%)
HSV	hsv(193, 76%, 80%)
CMYK	cmyk(76%, 16.7%, 0%, 20%)
CIE-LAB	lab(64.77, -21.36, -26.72)
CIE-LCH	lch(64.77, 34.21, 231.36°)
OKLab	oklab(68.76% -0.0852 -0.0748)
OKLCH	oklch(68.76% 0.113 221.3)
XYZ	xyz(26.5359, 33.7588, 62.2326)
Luminance	0.3376 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31AACC #CC5331

analogous

#31CCA0 #31AACC #315DCC

triadic

#31AACC #CC31AA #AACC31

tetradic

#31AACC #A031CC #CC5331 #5DCC31

square

#31AACC #A031CC #CC5331 #5DCC31

split-complementary

#31AACC #CC315D #CCA031

monochromatic

#195869 #25819B #31AACC #61BFD9 #92D3E5

Accessibility & contrast

On white

2.71

#31AACC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.75

#31AACC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31AACC

7.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31AACC	#FFFFFF	#000000	##000000
##31AACC	1.00	2.71	7.75	7.75
#FFFFFF	2.71	1.00	21.00	21.00
#000000	7.75	21.00	1.00	1.00
##000000	7.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#96A6CE

Deuteranopia (green-blind)

#8197CC

Tritanopia (blue-blind)

#00B5B5

Achromatopsia (no color)

#9D9D9D

Design tokens & code

CSS

--color: #31aacc;
/* rgb */ color: rgb(49, 170, 204);
/* oklch */ color: oklch(68.8% 0.113 221.3);

Tailwind

colors: {
  custom: {
    50: '#80c3db',
    500: '#31aacc',
    950: '#000000',
  },
}

SCSS

$custom: #31aacc;
$custom-light: #80c3db;
$custom-dark: #000000;

JSON

{
  "hex": "#31aacc",
  "rgb": {
    "r": 49,
    "g": 170,
    "b": 204
  },
  "hsl": {
    "h": 193.161,
    "s": 61.265,
    "l": 49.608
  },
  "oklch": {
    "l": 0.68758,
    "c": 0.11333,
    "h": 221.3
  },
  "luminance": 0.33762
}

Semantic roles & 50–950 ramp

primary

#31AACC

secondary

#D09989

accent

#6743E4

background

#F8FCFD

surface

#F0F8FB

border

#CBD1D4

text

#0C1215

muted

#7D8183

Preview Lab

Preview with #31AACC

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

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