#4282DA#4282DA

#4282DA is a mid, vivid cyan. Relative luminance 0.222; OKLCH L 60.8% C 0.149 H 257.0°. Best body text is #000000 at 5.44:1 contrast (WCAG AA passes).

Color values

HEX	#4282DA
RGB	rgb(66, 130, 218)
HSL	hsl(215, 67%, 56%)
HSV	hsv(215, 70%, 85%)
CMYK	cmyk(69.7%, 40.4%, 0%, 14.5%)
CIE-LAB	lab(54.22, 8.36, -51.04)
CIE-LCH	lch(54.22, 51.72, 279.30°)
OKLab	oklab(60.76% -0.0336 -0.1456)
OKLCH	oklch(60.76% 0.149 257)
XYZ	xyz(22.8797, 22.1830, 69.3920)
Luminance	0.2218 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4282DA #DA9A42

analogous

#42CEDA #4282DA #4E42DA

triadic

#4282DA #DA4282 #82DA42

tetradic

#4282DA #DA42CE #DA9A42 #42DA4E

square

#4282DA #DA42CE #DA9A42 #42DA4E

split-complementary

#4282DA #DA4E42 #CEDA42

monochromatic

#1A4887 #2464BA #4282DA #75A4E4 #A8C6EE

Accessibility & contrast

On white

3.86

#4282DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.44

#4282DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4282DA

5.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4282DA	#FFFFFF	#000000	##000000
##4282DA	1.00	3.86	5.44	5.44
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.44	21.00	1.00	1.00
##000000	5.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5989DD

Deuteranopia (green-blind)

#417BD8

Tritanopia (blue-blind)

#0096A3

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4282da;
/* rgb */ color: rgb(66, 130, 218);
/* oklch */ color: oklch(60.8% 0.149 257.0);

Tailwind

colors: {
  custom: {
    50: '#87a5e6',
    500: '#4282da',
    950: '#000000',
  },
}

SCSS

$custom: #4282da;
$custom-light: #87a5e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4282da",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 218
  },
  "hsl": {
    "h": 214.737,
    "s": 67.257,
    "l": 55.686
  },
  "oklch": {
    "l": 0.60755,
    "c": 0.14946,
    "h": 257
  },
  "luminance": 0.22185
}

Semantic roles & 50–950 ramp

primary

#4282DA

secondary

#DBC19C

accent

#A23EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4282DA

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

Preview Lab → · Contrast checker → · Palette generator →