#4599BF#4599BF

#4599BF is a light, moderate cyan. Relative luminance 0.278; OKLCH L 64.7% C 0.099 H 230.5°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#4599BF
RGB	rgb(69, 153, 191)
HSL	hsl(199, 49%, 51%)
HSV	hsv(199, 64%, 75%)
CMYK	cmyk(63.9%, 19.9%, 0%, 25.1%)
CIE-LAB	lab(59.71, -13.67, -27.20)
CIE-LCH	lch(59.71, 30.44, 243.32°)
OKLab	oklab(64.69% -0.0626 -0.0761)
OKLCH	oklch(64.69% 0.099 230.5)
XYZ	xyz(23.2458, 27.8069, 53.4223)
Luminance	0.2781 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4599BF #BF6B45

analogous

#45BFA8 #4599BF #455CBF

triadic

#4599BF #BF4599 #99BF45

tetradic

#4599BF #A845BF #BF6B45 #5CBF45

square

#4599BF #A845BF #BF6B45 #5CBF45

split-complementary

#4599BF #BF455C #BFA845

monochromatic

#235166 #337694 #4599BF #73B2CF #A0CBDE

Accessibility & contrast

On white

3.20

#4599BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#4599BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4599BF

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4599BF	#FFFFFF	#000000	##000000
##4599BF	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)

#8697C1

Deuteranopia (green-blind)

#758ABE

Tritanopia (blue-blind)

#00A3A6

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4599bf;
/* rgb */ color: rgb(69, 153, 191);
/* oklch */ color: oklch(64.7% 0.099 230.5);

Tailwind

colors: {
  custom: {
    50: '#85b7d2',
    500: '#4599bf',
    950: '#000000',
  },
}

SCSS

$custom: #4599bf;
$custom-light: #85b7d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4599bf",
  "rgb": {
    "r": 69,
    "g": 153,
    "b": 191
  },
  "hsl": {
    "h": 198.689,
    "s": 48.8,
    "l": 50.98
  },
  "oklch": {
    "l": 0.64692,
    "c": 0.09856,
    "h": 230.5
  },
  "luminance": 0.27809
}

Semantic roles & 50–950 ramp

primary

#4599BF

secondary

#CBA695

accent

#7A4FD8

background

#F8FBFC

surface

#F0F6F9

border

#CBD0D2

text

#0C1114

muted

#7D8082

Preview Lab

Preview with #4599BF

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

Preview Lab → · Contrast checker → · Palette generator →