#429BD3#429BD3

#429BD3 is a light, moderate cyan. Relative luminance 0.293; OKLCH L 66.0% C 0.119 H 239.8°. Best body text is #000000 at 6.86:1 contrast (WCAG AA passes).

Color values

HEX	#429BD3
RGB	rgb(66, 155, 211)
HSL	hsl(203, 62%, 54%)
HSV	hsv(203, 69%, 83%)
CMYK	cmyk(68.7%, 26.5%, 0%, 17.3%)
CIE-LAB	lab(61.05, -8.69, -36.35)
CIE-LCH	lch(61.05, 37.37, 256.56°)
OKLab	oklab(66% -0.0597 -0.1024)
OKLCH	oklch(66% 0.119 239.8)
XYZ	xyz(25.7214, 29.3013, 65.9155)
Luminance	0.2930 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#429BD3 #D37A42

analogous

#42D3C2 #429BD3 #4253D3

triadic

#429BD3 #D3429B #9BD342

tetradic

#429BD3 #C242D3 #D37A42 #53D342

square

#429BD3 #C242D3 #D37A42 #53D342

split-complementary

#429BD3 #D34253 #D3C242

monochromatic

#1D587D #297BAF #429BD3 #74B5DF #A5D0EA

Accessibility & contrast

On white

3.06

#429BD3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.86

#429BD3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #429BD3

6.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##429BD3	#FFFFFF	#000000	##000000
##429BD3	1.00	3.06	6.86	6.86
#FFFFFF	3.06	1.00	21.00	21.00
#000000	6.86	21.00	1.00	1.00
##000000	6.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#819BD6

Deuteranopia (green-blind)

#6D8DD2

Tritanopia (blue-blind)

#00A9AE

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #429bd3;
/* rgb */ color: rgb(66, 155, 211);
/* oklch */ color: oklch(66.0% 0.119 239.8);

Tailwind

colors: {
  custom: {
    50: '#87b8e0',
    500: '#429bd3',
    950: '#000000',
  },
}

SCSS

$custom: #429bd3;
$custom-light: #87b8e0;
$custom-dark: #000000;

JSON

{
  "hex": "#429bd3",
  "rgb": {
    "r": 66,
    "g": 155,
    "b": 211
  },
  "hsl": {
    "h": 203.172,
    "s": 62.232,
    "l": 54.314
  },
  "oklch": {
    "l": 0.66001,
    "c": 0.11856,
    "h": 239.8
  },
  "luminance": 0.29304
}

Semantic roles & 50–950 ramp

primary

#429BD3

secondary

#D7B19A

accent

#8142E5

background

#F8FBFD

surface

#F0F6FB

border

#CBD0D4

text

#0C1115

muted

#7D8083

Preview Lab

Preview with #429BD3

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

Preview Lab → · Contrast checker → · Palette generator →