#4297CF#4297CF

#4297CF is a light, moderate cyan. Relative luminance 0.278; OKLCH L 64.9% C 0.117 H 240.8°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#4297CF
RGB	rgb(66, 151, 207)
HSL	hsl(204, 59%, 54%)
HSV	hsv(204, 68%, 81%)
CMYK	cmyk(68.1%, 27.1%, 0%, 18.8%)
CIE-LAB	lab(59.70, -7.78, -36.21)
CIE-LCH	lch(59.70, 37.04, 257.87°)
OKLab	oklab(64.88% -0.057 -0.1021)
OKLCH	oklch(64.88% 0.117 240.8)
XYZ	xyz(24.5715, 27.7938, 63.0892)
Luminance	0.2780 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4297CF #CF7A42

analogous

#42CFC1 #4297CF #4250CF

triadic

#4297CF #CF4297 #97CF42

tetradic

#4297CF #C142CF #CF7A42 #50CF42

square

#4297CF #C142CF #CF7A42 #50CF42

split-complementary

#4297CF #CF4250 #CFC142

monochromatic

#1F5578 #2B77A9 #4297CF #73B2DB #A4CDE8

Accessibility & contrast

On white

3.20

#4297CF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#4297CF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4297CF

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4297CF	#FFFFFF	#000000	##000000
##4297CF	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D97D2

Deuteranopia (green-blind)

#6A8ACE

Tritanopia (blue-blind)

#00A5AA

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4297cf;
/* rgb */ color: rgb(66, 151, 207);
/* oklch */ color: oklch(64.9% 0.117 240.8);

Tailwind

colors: {
  custom: {
    50: '#86b5de',
    500: '#4297cf',
    950: '#000000',
  },
}

SCSS

$custom: #4297cf;
$custom-light: #86b5de;
$custom-dark: #000000;

JSON

{
  "hex": "#4297cf",
  "rgb": {
    "r": 66,
    "g": 151,
    "b": 207
  },
  "hsl": {
    "h": 203.83,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.64878,
    "c": 0.11691,
    "h": 240.8
  },
  "luminance": 0.27796
}

Semantic roles & 50–950 ramp

primary

#4297CF

secondary

#D5B098

accent

#8445E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #4297CF

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

Preview Lab → · Contrast checker → · Palette generator →