#43BDF4#43BDF4

#43BDF4 is a light, vivid cyan. Relative luminance 0.441; OKLCH L 75.4% C 0.132 H 232.1°. Best body text is #000000 at 9.82:1 contrast (WCAG AA passes).

Color values

HEX	#43BDF4
RGB	rgb(67, 189, 244)
HSL	hsl(199, 89%, 61%)
HSV	hsv(199, 73%, 96%)
CMYK	cmyk(72.5%, 22.5%, 0%, 4.3%)
CIE-LAB	lab(72.31, -16.09, -36.92)
CIE-LCH	lch(72.31, 40.28, 246.45°)
OKLab	oklab(75.42% -0.0809 -0.1038)
OKLCH	oklch(75.42% 0.132 232.1)
XYZ	xyz(36.8349, 44.1159, 92.1443)
Luminance	0.4412 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43BDF4 #F47A43

analogous

#43F4D2 #43BDF4 #4364F4

triadic

#43BDF4 #F443BD #BDF443

tetradic

#43BDF4 #D243F4 #F47A43 #64F443

square

#43BDF4 #D243F4 #F47A43 #64F443

split-complementary

#43BDF4 #F44364 #F4D243

monochromatic

#0A7EB2 #0EA7EC #43BDF4 #7DD1F7 #B7E6FB

Accessibility & contrast

On white

2.14

#43BDF4 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.82

#43BDF4 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #43BDF4

9.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43BDF4	#FFFFFF	#000000	##000000
##43BDF4	1.00	2.14	9.82	9.82
#FFFFFF	2.14	1.00	21.00	21.00
#000000	9.82	21.00	1.00	1.00
##000000	9.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A2BBF7

Deuteranopia (green-blind)

#8AAAF3

Tritanopia (blue-blind)

#00CCCF

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #43bdf4;
/* rgb */ color: rgb(67, 189, 244);
/* oklch */ color: oklch(75.4% 0.132 232.1);

Tailwind

colors: {
  custom: {
    50: '#8dd0f8',
    500: '#43bdf4',
    950: '#000000',
  },
}

SCSS

$custom: #43bdf4;
$custom-light: #8dd0f8;
$custom-dark: #000000;

JSON

{
  "hex": "#43bdf4",
  "rgb": {
    "r": 67,
    "g": 189,
    "b": 244
  },
  "hsl": {
    "h": 198.644,
    "s": 88.945,
    "l": 60.98
  },
  "oklch": {
    "l": 0.75422,
    "c": 0.13164,
    "h": 232.1
  },
  "luminance": 0.4412
}

Semantic roles & 50–950 ramp

primary

#43BDF4

secondary

#EBBDA8

accent

#4700E6

background

#F9FCFF

surface

#F2F9FF

border

#CCD2D7

text

#0E1417

muted

#7E8285

Preview Lab

Preview with #43BDF4

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

Preview Lab → · Contrast checker → · Palette generator →