#4284BA#4284BA

#4284BA is a mid, moderate cyan. Relative luminance 0.212; OKLCH L 59.4% C 0.107 H 245.7°. Best body text is #000000 at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#4284BA
RGB	rgb(66, 132, 186)
HSL	hsl(207, 48%, 49%)
HSV	hsv(207, 65%, 73%)
CMYK	cmyk(64.5%, 29%, 0%, 27.1%)
CIE-LAB	lab(53.17, -3.98, -34.54)
CIE-LCH	lch(53.17, 34.77, 263.43°)
OKLab	oklab(59.4% -0.044 -0.0974)
OKLCH	oklch(59.4% 0.107 245.7)
XYZ	xyz(19.3576, 21.2040, 49.5175)
Luminance	0.2121 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4284BA #BA7842

analogous

#42BAB4 #4284BA #4248BA

triadic

#4284BA #BA4284 #84BA42

tetradic

#4284BA #B442BA #BA7842 #48BA42

square

#4284BA #B442BA #BA7842 #48BA42

split-complementary

#4284BA #BA4248 #BAB442

monochromatic

#224460 #32648D #4284BA #6EA1CB #9BBEDB

Accessibility & contrast

On white

4.01

#4284BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.24

#4284BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4284BA

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4284BA	#FFFFFF	#000000	##000000
##4284BA	1.00	4.01	5.24	5.24
#FFFFFF	4.01	1.00	21.00	21.00
#000000	5.24	21.00	1.00	1.00
##000000	5.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C85BC

Deuteranopia (green-blind)

#5C7AB9

Tritanopia (blue-blind)

#009197

Achromatopsia (no color)

#7F7F7F

Design tokens & code

CSS

--color: #4284ba;
/* rgb */ color: rgb(66, 132, 186);
/* oklch */ color: oklch(59.4% 0.107 245.7);

Tailwind

colors: {
  custom: {
    50: '#82a7cf',
    500: '#4284ba',
    950: '#000000',
  },
}

SCSS

$custom: #4284ba;
$custom-light: #82a7cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4284ba",
  "rgb": {
    "r": 66,
    "g": 132,
    "b": 186
  },
  "hsl": {
    "h": 207,
    "s": 47.619,
    "l": 49.412
  },
  "oklch": {
    "l": 0.59404,
    "c": 0.1069,
    "h": 245.7
  },
  "luminance": 0.21206
}

Semantic roles & 50–950 ramp

primary

#4284BA

secondary

#C8A990

accent

#8D51D7

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0B0F13

muted

#7C7F82

Preview Lab

Preview with #4284BA

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

Preview Lab → · Contrast checker → · Palette generator →