#4298CE#4298CE

#4298CE is a light, moderate cyan. Relative luminance 0.281; OKLCH L 65.1% C 0.115 H 239.6°. Best body text is #000000 at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#4298CE
RGB	rgb(66, 152, 206)
HSL	hsl(203, 59%, 53%)
HSV	hsv(203, 68%, 81%)
CMYK	cmyk(68%, 26.2%, 0%, 19.2%)
CIE-LAB	lab(59.95, -8.68, -35.27)
CIE-LCH	lch(59.95, 36.32, 256.17°)
OKLab	oklab(65.06% -0.0583 -0.0993)
OKLCH	oklch(65.06% 0.115 239.6)
XYZ	xyz(24.6113, 28.0683, 62.5012)
Luminance	0.2807 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4298CE #CE7842

analogous

#42CEBE #4298CE #4252CE

triadic

#4298CE #CE4298 #98CE42

tetradic

#4298CE #BE42CE #CE7842 #52CE42

square

#4298CE #BE42CE #CE7842 #52CE42

split-complementary

#4298CE #CE4252 #CEBE42

monochromatic

#1F5577 #2B78A7 #4298CE #73B2DB #A3CDE7

Accessibility & contrast

On white

3.17

#4298CE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.61

#4298CE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4298CE

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4298CE	#FFFFFF	#000000	##000000
##4298CE	1.00	3.17	6.61	6.61
#FFFFFF	3.17	1.00	21.00	21.00
#000000	6.61	21.00	1.00	1.00
##000000	6.61	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F98D0

Deuteranopia (green-blind)

#6C8ACD

Tritanopia (blue-blind)

#00A6AB

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4298ce;
/* rgb */ color: rgb(66, 152, 206);
/* oklch */ color: oklch(65.1% 0.115 239.6);

Tailwind

colors: {
  custom: {
    50: '#86b6dd',
    500: '#4298ce',
    950: '#000000',
  },
}

SCSS

$custom: #4298ce;
$custom-light: #86b6dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4298ce",
  "rgb": {
    "r": 66,
    "g": 152,
    "b": 206
  },
  "hsl": {
    "h": 203.143,
    "s": 58.824,
    "l": 53.333
  },
  "oklch": {
    "l": 0.6506,
    "c": 0.11518,
    "h": 239.6
  },
  "luminance": 0.28071
}

Semantic roles & 50–950 ramp

primary

#4298CE

secondary

#D4AF98

accent

#8246E2

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4298CE

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

Preview Lab → · Contrast checker → · Palette generator →