#4284AF#4284AF

#4284AF is a mid, moderate cyan. Relative luminance 0.208; OKLCH L 58.9% C 0.094 H 239.6°. Best body text is #000000 at 5.15:1 contrast (WCAG AA passes).

Color values

HEX	#4284AF
RGB	rgb(66, 132, 175)
HSL	hsl(204, 45%, 47%)
HSV	hsv(204, 62%, 69%)
CMYK	cmyk(62.3%, 24.6%, 0%, 31.4%)
CIE-LAB	lab(52.68, -7.67, -28.99)
CIE-LCH	lch(52.68, 29.99, 255.19°)
OKLab	oklab(58.85% -0.0476 -0.0814)
OKLCH	oklch(58.85% 0.094 239.6)
XYZ	xyz(18.2330, 20.7541, 43.5942)
Luminance	0.2076 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4284AF #AF6D42

analogous

#42AFA4 #4284AF #424DAF

triadic

#4284AF #AF4284 #84AF42

tetradic

#4284AF #A442AF #AF6D42 #4DAF42

square

#4284AF #A442AF #AF6D42 #4DAF42

split-complementary

#4284AF #AF424D #AFA442

monochromatic

#204156 #316283 #4284AF #68A1C6 #95BDD7

Accessibility & contrast

On white

4.08

#4284AF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.15

#4284AF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4284AF

5.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4284AF	#FFFFFF	#000000	##000000
##4284AF	1.00	4.08	5.15	5.15
#FFFFFF	4.08	1.00	21.00	21.00
#000000	5.15	21.00	1.00	1.00
##000000	5.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7084B1

Deuteranopia (green-blind)

#6279AE

Tritanopia (blue-blind)

#008F93

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #4284af;
/* rgb */ color: rgb(66, 132, 175);
/* oklch */ color: oklch(58.9% 0.094 239.6);

Tailwind

colors: {
  custom: {
    50: '#81a7c7',
    500: '#4284af',
    950: '#000000',
  },
}

SCSS

$custom: #4284af;
$custom-light: #81a7c7;
$custom-dark: #000000;

JSON

{
  "hex": "#4284af",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 175
  },
  "hsl": {
    "h": 203.67,
    "s": 45.228,
    "l": 47.255
  },
  "oklch": {
    "l": 0.58852,
    "c": 0.0943,
    "h": 239.6
  },
  "luminance": 0.20756
}

Semantic roles & 50–950 ramp

primary

#4284AF

secondary

#C2A08A

accent

#8653D5

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4284AF

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

Preview Lab → · Contrast checker → · Palette generator →