#4281D6#4281D6

#4281D6 is a mid, vivid cyan. Relative luminance 0.217; OKLCH L 60.3% C 0.145 H 256.6°. Best body text is #000000 at 5.34:1 contrast (WCAG AA passes).

Color values

HEX	#4281D6
RGB	rgb(66, 129, 214)
HSL	hsl(214, 64%, 55%)
HSV	hsv(214, 69%, 84%)
CMYK	cmyk(69.2%, 39.7%, 0%, 16.1%)
CIE-LAB	lab(53.72, 7.55, -49.59)
CIE-LCH	lch(53.72, 50.16, 278.65°)
OKLab	oklab(60.29% -0.0336 -0.1414)
OKLCH	oklch(60.29% 0.145 256.6)
XYZ	xyz(22.2302, 21.7115, 66.6245)
Luminance	0.2171 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4281D6 #D69742

analogous

#42CBD6 #4281D6 #4D42D6

triadic

#4281D6 #D64281 #81D642

tetradic

#4281D6 #D642CB #D69742 #42D64D

square

#4281D6 #D642CB #D69742 #42D64D

split-complementary

#4281D6 #D64D42 #CBD642

monochromatic

#1C4782 #2763B4 #4281D6 #74A3E1 #A7C4EC

Accessibility & contrast

On white

3.93

#4281D6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.34

#4281D6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4281D6

5.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4281D6	#FFFFFF	#000000	##000000
##4281D6	1.00	3.93	5.34	5.34
#FFFFFF	3.93	1.00	21.00	21.00
#000000	5.34	21.00	1.00	1.00
##000000	5.34	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A88D9

Deuteranopia (green-blind)

#437AD4

Tritanopia (blue-blind)

#0095A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #4281d6;
/* rgb */ color: rgb(66, 129, 214);
/* oklch */ color: oklch(60.3% 0.145 256.6);

Tailwind

colors: {
  custom: {
    50: '#87a5e3',
    500: '#4281d6',
    950: '#000000',
  },
}

SCSS

$custom: #4281d6;
$custom-light: #87a5e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4281d6",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 214
  },
  "hsl": {
    "h": 214.459,
    "s": 64.348,
    "l": 54.902
  },
  "oklch": {
    "l": 0.60294,
    "c": 0.14531,
    "h": 256.6
  },
  "luminance": 0.21714
}

Semantic roles & 50–950 ramp

primary

#4281D6

secondary

#D9BF9B

accent

#A040E7

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0D0F15

muted

#7D7F83

Preview Lab

Preview with #4281D6

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

Preview Lab → · Contrast checker → · Palette generator →