#4281CA#4281CA

#4281CA is a mid, vivid cyan. Relative luminance 0.211; OKLCH L 59.6% C 0.130 H 253.7°. Best body text is #000000 at 5.22:1 contrast (WCAG AA passes).

Color values

HEX	#4281CA
RGB	rgb(66, 129, 202)
HSL	hsl(212, 56%, 53%)
HSV	hsv(212, 67%, 79%)
CMYK	cmyk(67.3%, 36.1%, 0%, 20.8%)
CIE-LAB	lab(53.08, 3.32, -43.81)
CIE-LCH	lch(53.08, 43.93, 274.33°)
OKLab	oklab(59.59% -0.0364 -0.1244)
OKLCH	oklch(59.59% 0.13 253.7)
XYZ	xyz(20.7538, 21.1209, 58.8487)
Luminance	0.2112 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4281CA #CA8B42

analogous

#42C5CA #4281CA #4742CA

triadic

#4281CA #CA4281 #81CA42

tetradic

#4281CA #CA42C5 #CA8B42 #42CA47

square

#4281CA #CA42C5 #CA8B42 #42CA47

split-complementary

#4281CA #CA4742 #C5CA42

monochromatic

#204672 #2D63A2 #4281CA #72A1D7 #A2C1E5

Accessibility & contrast

On white

4.02

#4281CA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.22

#4281CA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4281CA

5.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4281CA	#FFFFFF	#000000	##000000
##4281CA	1.00	4.02	5.22	5.22
#FFFFFF	4.02	1.00	21.00	21.00
#000000	5.22	21.00	1.00	1.00
##000000	5.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6186CD

Deuteranopia (green-blind)

#4D79C9

Tritanopia (blue-blind)

#00929C

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4281ca;
/* rgb */ color: rgb(66, 129, 202);
/* oklch */ color: oklch(59.6% 0.130 253.7);

Tailwind

colors: {
  custom: {
    50: '#85a5da',
    500: '#4281ca',
    950: '#000000',
  },
}

SCSS

$custom: #4281ca;
$custom-light: #85a5da;
$custom-dark: #000000;

JSON

{
  "hex": "#4281ca",
  "rgb": {
    "r": 66,
    "g": 129,
    "b": 202
  },
  "hsl": {
    "h": 212.206,
    "s": 56.198,
    "l": 52.549
  },
  "oklch": {
    "l": 0.59589,
    "c": 0.12967,
    "h": 253.7
  },
  "luminance": 0.21123
}

Semantic roles & 50–950 ramp

primary

#4281CA

secondary

#D1B696

accent

#9948DF

background

#F8FAFD

surface

#F0F4FB

border

#CBCED4

text

#0C0F15

muted

#7D7F83

Preview Lab

Preview with #4281CA

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

Preview Lab → · Contrast checker → · Palette generator →