#31C4E6#31C4E6

#31C4E6 is a light, vivid cyan. Relative luminance 0.458; OKLCH L 76.1% C 0.126 H 217.8°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#31C4E6
RGB	rgb(49, 196, 230)
HSL	hsl(191, 78%, 55%)
HSV	hsv(191, 79%, 90%)
CMYK	cmyk(78.7%, 14.8%, 0%, 9.8%)
CIE-LAB	lab(73.44, -26.18, -27.63)
CIE-LCH	lch(73.44, 38.06, 226.54°)
OKLab	oklab(76.05% -0.0997 -0.0773)
OKLCH	oklch(76.05% 0.126 217.8)
XYZ	xyz(35.2834, 45.8416, 81.8363)
Luminance	0.4585 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31C4E6 #E65331

analogous

#31E6AE #31C4E6 #3169E6

triadic

#31C4E6 #E631C4 #C4E631

tetradic

#31C4E6 #AE31E6 #E65331 #69E631

square

#31C4E6 #AE31E6 #E65331 #69E631

split-complementary

#31C4E6 #E63169 #E6AE31

monochromatic

#11758C #18A2C2 #31C4E6 #68D4ED #9EE3F3

Accessibility & contrast

On white

2.07

#31C4E6 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#31C4E6 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31C4E6

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31C4E6	#FFFFFF	#000000	##000000
##31C4E6	1.00	2.07	10.17	10.17
#FFFFFF	2.07	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#AEBEE8

Deuteranopia (green-blind)

#96ADE6

Tritanopia (blue-blind)

#00D0CF

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #31c4e6;
/* rgb */ color: rgb(49, 196, 230);
/* oklch */ color: oklch(76.1% 0.126 217.8);

Tailwind

colors: {
  custom: {
    50: '#86d6ee',
    500: '#31c4e6',
    950: '#000000',
  },
}

SCSS

$custom: #31c4e6;
$custom-light: #86d6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#31c4e6",
  "rgb": {
    "r": 49,
    "g": 196,
    "b": 230
  },
  "hsl": {
    "h": 191.271,
    "s": 78.355,
    "l": 54.706
  },
  "oklch": {
    "l": 0.76052,
    "c": 0.12611,
    "h": 217.8
  },
  "luminance": 0.45846
}

Semantic roles & 50–950 ramp

primary

#31C4E6

secondary

#E0A293

accent

#5733F5

background

#F9FDFE

surface

#F1FAFD

border

#CBD3D5

text

#0D1416

muted

#7E8384

Preview Lab

Preview with #31C4E6

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

Preview Lab → · Contrast checker → · Palette generator →