#43B9DB#43B9DB

#43B9DB is a light, moderate cyan. Relative luminance 0.410; OKLCH L 73.4% C 0.114 H 220.8°. Best body text is #000000 at 9.20:1 contrast (WCAG AA passes).

Color values

HEX	#43B9DB
RGB	rgb(67, 185, 219)
HSL	hsl(193, 68%, 56%)
HSV	hsv(193, 69%, 86%)
CMYK	cmyk(69.4%, 15.5%, 0%, 14.1%)
CIE-LAB	lab(70.18, -22.02, -26.63)
CIE-LCH	lch(70.18, 34.55, 230.42°)
OKLab	oklab(73.4% -0.0861 -0.0744)
OKLCH	oklch(73.4% 0.114 220.8)
XYZ	xyz(32.4446, 41.0020, 73.2084)
Luminance	0.4101 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#43B9DB #DB6543

analogous

#43DBB1 #43B9DB #436DDB

triadic

#43B9DB #DB43B9 #B9DB43

tetradic

#43B9DB #B143DB #DB6543 #6DDB43

square

#43B9DB #B143DB #DB6543 #6DDB43

split-complementary

#43B9DB #DB436D #DBB143

monochromatic

#1A7089 #249BBD #43B9DB #76CCE5 #AADFEF

Accessibility & contrast

On white

2.28

#43B9DB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.20

#43B9DB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #43B9DB

9.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##43B9DB	#FFFFFF	#000000	##000000
##43B9DB	1.00	2.28	9.20	9.20
#FFFFFF	2.28	1.00	21.00	21.00
#000000	9.20	21.00	1.00	1.00
##000000	9.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#A5B4DD

Deuteranopia (green-blind)

#8FA5DB

Tritanopia (blue-blind)

#00C4C4

Achromatopsia (no color)

#ACACAC

Design tokens & code

CSS

--color: #43b9db;
/* rgb */ color: rgb(67, 185, 219);
/* oklch */ color: oklch(73.4% 0.114 220.8);

Tailwind

colors: {
  custom: {
    50: '#8acee6',
    500: '#43b9db',
    950: '#000000',
  },
}

SCSS

$custom: #43b9db;
$custom-light: #8acee6;
$custom-dark: #000000;

JSON

{
  "hex": "#43b9db",
  "rgb": {
    "r": 67,
    "g": 185,
    "b": 219
  },
  "hsl": {
    "h": 193.421,
    "s": 67.857,
    "l": 56.078
  },
  "oklch": {
    "l": 0.73399,
    "c": 0.11374,
    "h": 220.8
  },
  "luminance": 0.41006
}

Semantic roles & 50–950 ramp

primary

#43B9DB

secondary

#DCAC9E

accent

#643DEB

background

#F9FCFE

surface

#F1F9FC

border

#CBD2D5

text

#0D1316

muted

#7E8284

Preview Lab

Preview with #43B9DB

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

Preview Lab → · Contrast checker → · Palette generator →