#3891E2#3891E2

#3891E2 is a light, vivid cyan. Relative luminance 0.266; OKLCH L 64.2% C 0.148 H 249.6°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#3891E2
RGB	rgb(56, 145, 226)
HSL	hsl(209, 75%, 55%)
HSV	hsv(209, 75%, 89%)
CMYK	cmyk(75.2%, 35.8%, 0%, 11.4%)
CIE-LAB	lab(58.58, 0.91, -48.60)
CIE-LCH	lch(58.58, 48.61, 271.07°)
OKLab	oklab(64.21% -0.0515 -0.1384)
OKLCH	oklch(64.21% 0.148 249.6)
XYZ	xyz(25.4785, 26.5796, 75.7243)
Luminance	0.2658 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3891E2 #E28938

analogous

#38E2DE #3891E2 #383CE2

triadic

#3891E2 #E23891 #91E238

tetradic

#3891E2 #DE38E2 #E28938 #3CE238

square

#3891E2 #DE38E2 #E28938 #3CE238

split-complementary

#3891E2 #E2383C #E2DE38

monochromatic

#14538B #1C72C1 #3891E2 #6DAFEA #A3CCF2

Accessibility & contrast

On white

3.32

#3891E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#3891E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3891E2

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3891E2	#FFFFFF	#000000	##000000
##3891E2	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6B95E5

Deuteranopia (green-blind)

#5286E0

Tritanopia (blue-blind)

#00A4AF

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #3891e2;
/* rgb */ color: rgb(56, 145, 226);
/* oklch */ color: oklch(64.2% 0.148 249.6);

Tailwind

colors: {
  custom: {
    50: '#85b0eb',
    500: '#3891e2',
    950: '#000000',
  },
}

SCSS

$custom: #3891e2;
$custom-light: #85b0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#3891e2",
  "rgb": {
    "r": 56,
    "g": 145,
    "b": 226
  },
  "hsl": {
    "h": 208.588,
    "s": 74.561,
    "l": 55.294
  },
  "oklch": {
    "l": 0.64211,
    "c": 0.14765,
    "h": 249.6
  },
  "luminance": 0.26583
}

Semantic roles & 50–950 ramp

primary

#3891E2

secondary

#DEB997

accent

#9037F1

background

#F8FAFE

surface

#F0F4FD

border

#CBCED5

text

#0D1016

muted

#7D7F84

Preview Lab

Preview with #3891E2

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

Preview Lab → · Contrast checker → · Palette generator →