#4284AB#4284AB

#4284AB is a mid, moderate cyan. Relative luminance 0.206; OKLCH L 58.7% C 0.090 H 237.0°. Best body text is #000000 at 5.12:1 contrast (WCAG AA passes).

Color values

HEX	#4284AB
RGB	rgb(66, 132, 171)
HSL	hsl(202, 44%, 46%)
HSV	hsv(202, 61%, 67%)
CMYK	cmyk(61.4%, 22.8%, 0%, 32.9%)
CIE-LAB	lab(52.51, -8.98, -26.96)
CIE-LCH	lch(52.51, 28.41, 251.57°)
OKLab	oklab(58.66% -0.0491 -0.0755)
OKLCH	oklch(58.66% 0.09 237)
XYZ	xyz(17.8459, 20.5993, 41.5558)
Luminance	0.2060 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4284AB #AB6942

analogous

#42AB9E #4284AB #4250AB

triadic

#4284AB #AB4284 #84AB42

tetradic

#4284AB #9E42AB #AB6942 #50AB42

square

#4284AB #9E42AB #AB6942 #50AB42

split-complementary

#4284AB #AB4250 #AB9E42

monochromatic

#204053 #31627F #4284AB #66A1C4 #92BCD5

Accessibility & contrast

On white

4.10

#4284AB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.12

#4284AB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4284AB

5.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4284AB	#FFFFFF	#000000	##000000
##4284AB	1.00	4.10	5.12	5.12
#FFFFFF	4.10	1.00	21.00	21.00
#000000	5.12	21.00	1.00	1.00
##000000	5.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7283AD

Deuteranopia (green-blind)

#6379AA

Tritanopia (blue-blind)

#008E91

Achromatopsia (no color)

#7D7D7D

Design tokens & code

CSS

--color: #4284ab;
/* rgb */ color: rgb(66, 132, 171);
/* oklch */ color: oklch(58.7% 0.090 237.0);

Tailwind

colors: {
  custom: {
    50: '#80a7c4',
    500: '#4284ab',
    950: '#000000',
  },
}

SCSS

$custom: #4284ab;
$custom-light: #80a7c4;
$custom-dark: #000000;

JSON

{
  "hex": "#4284ab",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 171
  },
  "hsl": {
    "h": 202.286,
    "s": 44.304,
    "l": 46.471
  },
  "oklch": {
    "l": 0.5866,
    "c": 0.09003,
    "h": 237
  },
  "luminance": 0.20601
}

Semantic roles & 50–950 ramp

primary

#4284AB

secondary

#C09D88

accent

#8354D4

background

#F8FAFC

surface

#EFF4F8

border

#CACED1

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #4284AB

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

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