#31A5E2#31A5E2

#31A5E2 is a light, vivid cyan. Relative luminance 0.331; OKLCH L 68.6% C 0.134 H 237.1°. Best body text is #000000 at 7.61:1 contrast (WCAG AA passes).

Color values

HEX	#31A5E2
RGB	rgb(49, 165, 226)
HSL	hsl(201, 75%, 54%)
HSV	hsv(201, 78%, 89%)
CMYK	cmyk(78.3%, 27%, 0%, 11.4%)
CIE-LAB	lab(64.20, -11.26, -39.77)
CIE-LCH	lch(64.20, 41.33, 254.19°)
OKLab	oklab(68.6% -0.0727 -0.1124)
OKLCH	oklch(68.6% 0.134 237.1)
XYZ	xyz(28.4437, 33.0507, 76.8171)
Luminance	0.3305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31A5E2 #E26E31

analogous

#31E2C7 #31A5E2 #314DE2

triadic

#31A5E2 #E231A5 #A5E231

tetradic

#31A5E2 #C731E2 #E26E31 #4DE231

square

#31A5E2 #C731E2 #E26E31 #4DE231

split-complementary

#31A5E2 #E2314D #E2C731

monochromatic

#135E86 #1A84BB #31A5E2 #67BCEA #9CD4F1

Accessibility & contrast

On white

2.76

#31A5E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.61

#31A5E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #31A5E2

7.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31A5E2	#FFFFFF	#000000	##000000
##31A5E2	1.00	2.76	7.61	7.61
#FFFFFF	2.76	1.00	21.00	21.00
#000000	7.61	21.00	1.00	1.00
##000000	7.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#88A5E5

Deuteranopia (green-blind)

#7094E1

Tritanopia (blue-blind)

#00B5BA

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #31a5e2;
/* rgb */ color: rgb(49, 165, 226);
/* oklch */ color: oklch(68.6% 0.134 237.1);

Tailwind

colors: {
  custom: {
    50: '#83bfeb',
    500: '#31a5e2',
    950: '#000000',
  },
}

SCSS

$custom: #31a5e2;
$custom-light: #83bfeb;
$custom-dark: #000000;

JSON

{
  "hex": "#31a5e2",
  "rgb": {
    "r": 49,
    "g": 165,
    "b": 226
  },
  "hsl": {
    "h": 200.678,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.68604,
    "c": 0.13386,
    "h": 237.1
  },
  "luminance": 0.33054
}

Semantic roles & 50–950 ramp

primary

#31A5E2

secondary

#DDAC92

accent

#7736F2

background

#F8FBFE

surface

#F0F7FD

border

#CBD0D5

text

#0D1216

muted

#7D8184

Preview Lab

Preview with #31A5E2

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

Preview Lab → · Contrast checker → · Palette generator →