#3E91E3#3E91E3

#3E91E3 is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.5% C 0.147 H 251.0°. Best body text is #000000 at 6.36:1 contrast (WCAG AA passes).

Color values

HEX	#3E91E3
RGB	rgb(62, 145, 227)
HSL	hsl(210, 75%, 57%)
HSV	hsv(210, 73%, 89%)
CMYK	cmyk(72.7%, 36.1%, 0%, 11%)
CIE-LAB	lab(58.81, 2.02, -48.80)
CIE-LCH	lch(58.81, 48.84, 272.37°)
OKLab	oklab(64.45% -0.0479 -0.1389)
OKLCH	oklch(64.45% 0.147 251)
XYZ	xyz(25.9719, 26.8181, 76.4658)
Luminance	0.2682 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3E91E3 #E3903E

analogous

#3EE3E3 #3E91E3 #3E3FE3

triadic

#3E91E3 #E33E91 #91E33E

tetradic

#3E91E3 #E33EE3 #E3903E #3FE33E

square

#3E91E3 #E33EE3 #E3903E #3FE33E

split-complementary

#3E91E3 #E33E3F #E3E33E

monochromatic

#155491 #1D72C7 #3E91E3 #73AFEB #A9CEF3

Accessibility & contrast

On white

3.30

#3E91E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.36

#3E91E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3E91E3

6.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3E91E3	#FFFFFF	#000000	##000000
##3E91E3	1.00	3.30	6.36	6.36
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.36	21.00	1.00	1.00
##000000	6.36	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B96E6

Deuteranopia (green-blind)

#5386E1

Tritanopia (blue-blind)

#00A4AF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3e91e3;
/* rgb */ color: rgb(62, 145, 227);
/* oklch */ color: oklch(64.5% 0.147 251.0);

Tailwind

colors: {
  custom: {
    50: '#87b0ec',
    500: '#3e91e3',
    950: '#000000',
  },
}

SCSS

$custom: #3e91e3;
$custom-light: #87b0ec;
$custom-dark: #000000;

JSON

{
  "hex": "#3e91e3",
  "rgb": {
    "r": 62,
    "g": 145,
    "b": 227
  },
  "hsl": {
    "h": 209.818,
    "s": 74.661,
    "l": 56.667
  },
  "oklch": {
    "l": 0.6445,
    "c": 0.14689,
    "h": 251
  },
  "luminance": 0.26821
}

Semantic roles & 50–950 ramp

primary

#3E91E3

secondary

#E0BE9D

accent

#9337F1

background

#F9FAFE

surface

#F1F4FD

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #3E91E3

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

Preview Lab → · Contrast checker → · Palette generator →