#4281A5#4281A5

#4281A5 is a mid, moderate cyan. Relative luminance 0.196; OKLCH L 57.7% C 0.085 H 235.9°. Best body text is #000000 at 4.92:1 contrast (WCAG AA passes).

Color values

HEX	#4281A5
RGB	rgb(66, 129, 165)
HSL	hsl(202, 43%, 45%)
HSV	hsv(202, 60%, 65%)
CMYK	cmyk(60%, 21.8%, 0%, 35.3%)
CIE-LAB	lab(51.35, -9.23, -25.28)
CIE-LCH	lch(51.35, 26.91, 249.94°)
OKLab	oklab(57.66% -0.0478 -0.0707)
OKLCH	oklch(57.66% 0.085 235.9)
XYZ	xyz(16.8860, 19.5738, 38.4783)
Luminance	0.1958 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4281A5 #A56642

analogous

#42A597 #4281A5 #4250A5

triadic

#4281A5 #A54281 #81A542

tetradic

#4281A5 #9742A5 #A56642 #50A542

square

#4281A5 #9742A5 #A56642 #50A542

split-complementary

#4281A5 #A54250 #A59742

monochromatic

#1F3D4E #315F79 #4281A5 #639FC1 #8FBAD2

Accessibility & contrast

On white

4.27

#4281A5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.92

#4281A5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4281A5

4.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4281A5	#FFFFFF	#000000	##000000
##4281A5	1.00	4.27	4.92	4.92
#FFFFFF	4.27	1.00	21.00	21.00
#000000	4.92	21.00	1.00	1.00
##000000	4.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7080A7

Deuteranopia (green-blind)

#6276A4

Tritanopia (blue-blind)

#008A8D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #4281a5;
/* rgb */ color: rgb(66, 129, 165);
/* oklch */ color: oklch(57.7% 0.085 235.9);

Tailwind

colors: {
  custom: {
    50: '#7fa5bf',
    500: '#4281a5',
    950: '#000000',
  },
}

SCSS

$custom: #4281a5;
$custom-light: #7fa5bf;
$custom-dark: #000000;

JSON

{
  "hex": "#4281a5",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 165
  },
  "hsl": {
    "h": 201.818,
    "s": 42.857,
    "l": 45.294
  },
  "oklch": {
    "l": 0.57659,
    "c": 0.08535,
    "h": 235.9
  },
  "luminance": 0.19575
}

Semantic roles & 50–950 ramp

primary

#4281A5

secondary

#BD9A85

accent

#8355D3

background

#F8FAFB

surface

#EFF4F7

border

#CACED0

text

#0B0F12

muted

#7C7F81

Preview Lab

Preview with #4281A5

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

Preview Lab → · Contrast checker → · Palette generator →