#4282A3#4282A3

#4282A3 is a mid, moderate cyan. Relative luminance 0.198; OKLCH L 57.8% C 0.083 H 233.2°. Best body text is #000000 at 4.95:1 contrast (WCAG AA passes).

Color values

HEX	#4282A3
RGB	rgb(66, 130, 163)
HSL	hsl(200, 42%, 45%)
HSV	hsv(200, 60%, 64%)
CMYK	cmyk(59.5%, 20.2%, 0%, 36.1%)
CIE-LAB	lab(51.57, -10.44, -23.78)
CIE-LCH	lch(51.57, 25.97, 246.28°)
OKLab	oklab(57.81% -0.0497 -0.0664)
OKLCH	oklch(57.81% 0.083 233.2)
XYZ	xyz(16.8377, 19.7663, 37.5712)
Luminance	0.1977 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4282A3 #A36342

analogous

#42A393 #4282A3 #4252A3

triadic

#4282A3 #A34282 #82A342

tetradic

#4282A3 #9342A3 #A36342 #52A342

square

#4282A3 #9342A3 #A36342 #52A342

split-complementary

#4282A3 #A34252 #A39342

monochromatic

#1F3D4C #305F77 #4282A3 #63A0C0 #8EBAD1

Accessibility & contrast

On white

4.24

#4282A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.95

#4282A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4282A3

4.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4282A3	#FFFFFF	#000000	##000000
##4282A3	1.00	4.24	4.95	4.95
#FFFFFF	4.24	1.00	21.00	21.00
#000000	4.95	21.00	1.00	1.00
##000000	4.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7281A5

Deuteranopia (green-blind)

#6476A3

Tritanopia (blue-blind)

#008B8D

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #4282a3;
/* rgb */ color: rgb(66, 130, 163);
/* oklch */ color: oklch(57.8% 0.083 233.2);

Tailwind

colors: {
  custom: {
    50: '#7fa6be',
    500: '#4282a3',
    950: '#000000',
  },
}

SCSS

$custom: #4282a3;
$custom-light: #7fa6be;
$custom-dark: #000000;

JSON

{
  "hex": "#4282a3",
  "rgb": {
    "r": 66,
    "g": 130,
    "b": 163
  },
  "hsl": {
    "h": 200.412,
    "s": 42.358,
    "l": 44.902
  },
  "oklch": {
    "l": 0.57806,
    "c": 0.08293,
    "h": 233.2
  },
  "luminance": 0.19768
}

Semantic roles & 50–950 ramp

primary

#4282A3

secondary

#BC9784

accent

#8056D2

background

#F8FAFB

surface

#EFF4F6

border

#CACED0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #4282A3

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

Preview Lab → · Contrast checker → · Palette generator →