#3187E2#3187E2

#3187E2 is a mid, vivid cyan. Relative luminance 0.235; OKLCH L 61.8% C 0.160 H 253.0°. Best body text is #000000 at 5.69:1 contrast (WCAG AA passes).

Color values

HEX	#3187E2
RGB	rgb(49, 135, 226)
HSL	hsl(211, 75%, 54%)
HSV	hsv(211, 78%, 89%)
CMYK	cmyk(78.3%, 40.3%, 0%, 11.4%)
CIE-LAB	lab(55.55, 6.08, -53.44)
CIE-LCH	lch(55.55, 53.78, 276.50°)
OKLab	oklab(61.79% -0.0466 -0.1528)
OKLCH	oklch(61.79% 0.16 253)
XYZ	xyz(23.6529, 23.4691, 75.2201)
Luminance	0.2347 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3187E2 #E28C31

analogous

#31E0E2 #3187E2 #3431E2

triadic

#3187E2 #E23187 #87E231

tetradic

#3187E2 #E231E0 #E28C31 #31E234

square

#3187E2 #E231E0 #E28C31 #31E234

split-complementary

#3187E2 #E23431 #E0E231

monochromatic

#134B86 #1A69BB #3187E2 #67A6EA #9CC6F1

Accessibility & contrast

On white

3.69

#3187E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.69

#3187E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3187E2

5.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3187E2	#FFFFFF	#000000	##000000
##3187E2	1.00	3.69	5.69	5.69
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.69	21.00	1.00	1.00
##000000	5.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B8EE6

Deuteranopia (green-blind)

#3D7EE0

Tritanopia (blue-blind)

#009DA9

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #3187e2;
/* rgb */ color: rgb(49, 135, 226);
/* oklch */ color: oklch(61.8% 0.160 253.0);

Tailwind

colors: {
  custom: {
    50: '#83a9eb',
    500: '#3187e2',
    950: '#000000',
  },
}

SCSS

$custom: #3187e2;
$custom-light: #83a9eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3187e2",
  "rgb": {
    "r": 49,
    "g": 135,
    "b": 226
  },
  "hsl": {
    "h": 210.847,
    "s": 75.319,
    "l": 53.922
  },
  "oklch": {
    "l": 0.61788,
    "c": 0.15974,
    "h": 253
  },
  "luminance": 0.23472
}

Semantic roles & 50–950 ramp

primary

#3187E2

secondary

#DDB892

accent

#9736F2

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0C0F16

muted

#7D7F84

Preview Lab

Preview with #3187E2

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

Preview Lab → · Contrast checker → · Palette generator →