#4298CC#4298CC

#4298CC is a light, moderate cyan. Relative luminance 0.280; OKLCH L 65.0% C 0.113 H 238.6°. Best body text is #000000 at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#4298CC
RGB	rgb(66, 152, 204)
HSL	hsl(203, 58%, 53%)
HSV	hsv(203, 68%, 80%)
CMYK	cmyk(67.6%, 25.5%, 0%, 20%)
CIE-LAB	lab(59.86, -9.35, -34.28)
CIE-LCH	lch(59.86, 35.54, 254.74°)
OKLab	oklab(64.96% -0.0589 -0.0965)
OKLCH	oklch(64.96% 0.113 238.6)
XYZ	xyz(24.3699, 27.9717, 61.2298)
Luminance	0.2797 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4298CC #CC7642

analogous

#42CCBB #4298CC #4253CC

triadic

#4298CC #CC4298 #98CC42

tetradic

#4298CC #BB42CC #CC7642 #53CC42

square

#4298CC #BB42CC #CC7642 #53CC42

split-complementary

#4298CC #CC4253 #CCBB42

monochromatic

#1F5474 #2C77A4 #4298CC #72B2D9 #A2CDE6

Accessibility & contrast

On white

3.18

#4298CC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.59

#4298CC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4298CC

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4298CC	#FFFFFF	#000000	##000000
##4298CC	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)

#8098CE

Deuteranopia (green-blind)

#6D8ACB

Tritanopia (blue-blind)

#00A5AA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4298cc;
/* rgb */ color: rgb(66, 152, 204);
/* oklch */ color: oklch(65.0% 0.113 238.6);

Tailwind

colors: {
  custom: {
    50: '#85b6db',
    500: '#4298cc',
    950: '#000000',
  },
}

SCSS

$custom: #4298cc;
$custom-light: #85b6db;
$custom-dark: #000000;

JSON

{
  "hex": "#4298cc",
  "rgb": {
    "r": 66,
    "g": 152,
    "b": 204
  },
  "hsl": {
    "h": 202.609,
    "s": 57.5,
    "l": 52.941
  },
  "oklch": {
    "l": 0.64962,
    "c": 0.11307,
    "h": 238.6
  },
  "luminance": 0.27974
}

Semantic roles & 50–950 ramp

primary

#4298CC

secondary

#D3AE97

accent

#8147E1

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4298CC

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

Preview Lab → · Contrast checker → · Palette generator →