#429CCF#429CCF

#429CCF is a light, moderate cyan. Relative luminance 0.294; OKLCH L 66.0% C 0.114 H 237.0°. Best body text is #000000 at 6.89:1 contrast (WCAG AA passes).

Color values

HEX	#429CCF
RGB	rgb(66, 156, 207)
HSL	hsl(202, 59%, 54%)
HSV	hsv(202, 68%, 81%)
CMYK	cmyk(68.1%, 24.6%, 0%, 18.8%)
CIE-LAB	lab(61.17, -10.58, -33.93)
CIE-LCH	lch(61.17, 35.54, 252.68°)
OKLab	oklab(66.04% -0.062 -0.0954)
OKLCH	oklch(66.04% 0.114 237)
XYZ	xyz(25.3933, 29.4374, 63.3631)
Luminance	0.2944 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429CCF #CF7542

analogous

#42CFBB #429CCF #4255CF

triadic

#429CCF #CF429C #9CCF42

tetradic

#429CCF #BB42CF #CF7542 #55CF42

square

#429CCF #BB42CF #CF7542 #55CF42

split-complementary

#429CCF #CF4255 #CFBB42

monochromatic

#1F5878 #2B7BA9 #429CCF #73B6DB #A4CFE8

Accessibility & contrast

On white

3.05

#429CCF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.89

#429CCF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429CCF

6.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429CCF	#FFFFFF	#000000	##000000
##429CCF	1.00	3.05	6.89	6.89
#FFFFFF	3.05	1.00	21.00	21.00
#000000	6.89	21.00	1.00	1.00
##000000	6.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#849BD1

Deuteranopia (green-blind)

#718DCE

Tritanopia (blue-blind)

#00A9AD

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #429ccf;
/* rgb */ color: rgb(66, 156, 207);
/* oklch */ color: oklch(66.0% 0.114 237.0);

Tailwind

colors: {
  custom: {
    50: '#86b9de',
    500: '#429ccf',
    950: '#000000',
  },
}

SCSS

$custom: #429ccf;
$custom-light: #86b9de;
$custom-dark: #000000;

JSON

{
  "hex": "#429ccf",
  "rgb": {
    "r": 66,
    "g": 156,
    "b": 207
  },
  "hsl": {
    "h": 201.702,
    "s": 59.494,
    "l": 53.529
  },
  "oklch": {
    "l": 0.66039,
    "c": 0.11381,
    "h": 237
  },
  "luminance": 0.2944
}

Semantic roles & 50–950 ramp

primary

#429CCF

secondary

#D5AE98

accent

#7E45E3

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #429CCF

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

Preview Lab → · Contrast checker → · Palette generator →