#3891D3#3891D3

#3891D3 is a light, vivid cyan. Relative luminance 0.258; OKLCH L 63.4% C 0.130 H 244.6°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#3891D3
RGB	rgb(56, 145, 211)
HSL	hsl(206, 64%, 52%)
HSV	hsv(206, 73%, 83%)
CMYK	cmyk(73.5%, 31.3%, 0%, 17.3%)
CIE-LAB	lab(57.84, -4.41, -41.40)
CIE-LCH	lch(57.84, 41.63, 263.92°)
OKLab	oklab(63.38% -0.0557 -0.1173)
OKLCH	oklch(63.38% 0.13 244.6)
XYZ	xyz(23.5096, 25.7920, 65.3547)
Luminance	0.2580 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3891D3 #D37A38

analogous

#38D3C7 #3891D3 #3844D3

triadic

#3891D3 #D33891 #91D338

tetradic

#3891D3 #C738D3 #D37A38 #44D338

square

#3891D3 #C738D3 #D37A38 #44D338

split-complementary

#3891D3 #D33844 #D3C738

monochromatic

#1A4F76 #2571A9 #3891D3 #6AADDE #9CC8E9

Accessibility & contrast

On white

3.41

#3891D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#3891D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3891D3

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3891D3	#FFFFFF	#000000	##000000
##3891D3	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7393D6

Deuteranopia (green-blind)

#5D84D2

Tritanopia (blue-blind)

#00A1A8

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #3891d3;
/* rgb */ color: rgb(56, 145, 211);
/* oklch */ color: oklch(63.4% 0.130 244.6);

Tailwind

colors: {
  custom: {
    50: '#82b1e1',
    500: '#3891d3',
    950: '#000000',
  },
}

SCSS

$custom: #3891d3;
$custom-light: #82b1e1;
$custom-dark: #000000;

JSON

{
  "hex": "#3891d3",
  "rgb": {
    "r": 56,
    "g": 145,
    "b": 211
  },
  "hsl": {
    "h": 205.548,
    "s": 63.786,
    "l": 52.353
  },
  "oklch": {
    "l": 0.63382,
    "c": 0.12987,
    "h": 244.6
  },
  "luminance": 0.25795
}

Semantic roles & 50–950 ramp

primary

#3891D3

secondary

#D5AE92

accent

#8841E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C1015

muted

#7D7F83

Preview Lab

Preview with #3891D3

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

Preview Lab → · Contrast checker → · Palette generator →