#4298CF#4298CF

#4298CF is a light, moderate cyan. Relative luminance 0.281; OKLCH L 65.1% C 0.116 H 240.1°. Best body text is #000000 at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#4298CF
RGB	rgb(66, 152, 207)
HSL	hsl(203, 59%, 54%)
HSV	hsv(203, 68%, 81%)
CMYK	cmyk(68.1%, 26.6%, 0%, 18.8%)
CIE-LAB	lab(59.99, -8.35, -35.76)
CIE-LCH	lch(59.99, 36.72, 256.86°)
OKLab	oklab(65.11% -0.058 -0.1008)
OKLCH	oklch(65.11% 0.116 240.1)
XYZ	xyz(24.7331, 28.1171, 63.1430)
Luminance	0.2812 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4298CF #CF7942

analogous

#42CFBF #4298CF #4251CF

triadic

#4298CF #CF4298 #98CF42

tetradic

#4298CF #BF42CF #CF7942 #51CF42

square

#4298CF #BF42CF #CF7942 #51CF42

split-complementary

#4298CF #CF4251 #CFBF42

monochromatic

#1F5578 #2B78A9 #4298CF #73B3DB #A4CDE8

Accessibility & contrast

On white

3.17

#4298CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.62

#4298CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4298CF

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4298CF	#FFFFFF	#000000	##000000
##4298CF	1.00	3.17	6.62	6.62
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.62	21.00	1.00	1.00
##000000	6.62	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F98D2

Deuteranopia (green-blind)

#6B8ACE

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4298cf;
/* rgb */ color: rgb(66, 152, 207);
/* oklch */ color: oklch(65.1% 0.116 240.1);

Tailwind

colors: {
  custom: {
    50: '#86b6de',
    500: '#4298cf',
    950: '#000000',
  },
}

SCSS

$custom: #4298cf;
$custom-light: #86b6de;
$custom-dark: #000000;

JSON

{
  "hex": "#4298cf",
  "rgb": {
    "r": 66,
    "g": 152,
    "b": 207
  },
  "hsl": {
    "h": 203.404,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.65109,
    "c": 0.11624,
    "h": 240.1
  },
  "luminance": 0.2812
}

Semantic roles & 50–950 ramp

primary

#4298CF

secondary

#D5B098

accent

#8345E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4298CF

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

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