#4299C5#4299C5

#4299C5 is a light, moderate cyan. Relative luminance 0.280; OKLCH L 64.9% C 0.106 H 233.8°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4299C5
RGB	rgb(66, 153, 197)
HSL	hsl(200, 53%, 52%)
HSV	hsv(200, 66%, 77%)
CMYK	cmyk(66.5%, 22.3%, 0%, 22.7%)
CIE-LAB	lab(59.86, -12.23, -30.36)
CIE-LCH	lch(59.86, 32.73, 248.06°)
OKLab	oklab(64.86% -0.0624 -0.0852)
OKLCH	oklch(64.86% 0.106 233.8)
XYZ	xyz(23.7121, 27.9694, 56.9615)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4299C5 #C56E42

analogous

#42C5B0 #4299C5 #4258C5

triadic

#4299C5 #C54299 #99C542

tetradic

#4299C5 #B042C5 #C56E42 #58C542

square

#4299C5 #B042C5 #C56E42 #58C542

split-complementary

#4299C5 #C54258 #C5B042

monochromatic

#21536C #2F769A #4299C5 #71B2D3 #A0CCE2

Accessibility & contrast

On white

3.18

#4299C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#4299C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4299C5

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4299C5	#FFFFFF	#000000	##000000
##4299C5	1.00	3.18	6.59	6.59
#FFFFFF	3.18	1.00	21.00	21.00
#000000	6.59	21.00	1.00	1.00
##000000	6.59	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8498C7

Deuteranopia (green-blind)

#728AC4

Tritanopia (blue-blind)

#00A5A8

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4299c5;
/* rgb */ color: rgb(66, 153, 197);
/* oklch */ color: oklch(64.9% 0.106 233.8);

Tailwind

colors: {
  custom: {
    50: '#84b7d6',
    500: '#4299c5',
    950: '#000000',
  },
}

SCSS

$custom: #4299c5;
$custom-light: #84b7d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4299c5",
  "rgb": {
    "r": 66,
    "g": 153,
    "b": 197
  },
  "hsl": {
    "h": 200.153,
    "s": 53.036,
    "l": 51.569
  },
  "oklch": {
    "l": 0.64863,
    "c": 0.10556,
    "h": 233.8
  },
  "luminance": 0.27972
}

Semantic roles & 50–950 ramp

primary

#4299C5

secondary

#CEA895

accent

#7C4BDC

background

#F8FBFD

surface

#F0F6FA

border

#CBD0D3

text

#0C1114

muted

#7D8083

Preview Lab

Preview with #4299C5

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

Preview Lab → · Contrast checker → · Palette generator →