#4599DA#4599DA

#4599DA is a light, vivid cyan. Relative luminance 0.291; OKLCH L 66.0% C 0.126 H 244.9°. Best body text is #000000 at 6.82:1 contrast (WCAG AA passes).

Color values

HEX	#4599DA
RGB	rgb(69, 153, 218)
HSL	hsl(206, 67%, 56%)
HSV	hsv(206, 68%, 85%)
CMYK	cmyk(68.3%, 29.8%, 0%, 14.5%)
CIE-LAB	lab(60.88, -4.74, -40.51)
CIE-LCH	lch(60.88, 40.79, 263.33°)
OKLab	oklab(66% -0.0537 -0.1145)
OKLCH	oklch(66% 0.126 244.9)
XYZ	xyz(26.4956, 29.1068, 70.5379)
Luminance	0.2911 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4599DA #DA8645

analogous

#45DAD0 #4599DA #454FDA

triadic

#4599DA #DA4599 #99DA45

tetradic

#4599DA #D045DA #DA8645 #4FDA45

square

#4599DA #D045DA #DA8645 #4FDA45

split-complementary

#4599DA #DA454F #DAD045

monochromatic

#1B5989 #257BBC #4599DA #78B5E4 #ABD1EE

Accessibility & contrast

On white

3.08

#4599DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.82

#4599DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4599DA

6.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4599DA	#FFFFFF	#000000	##000000
##4599DA	1.00	3.08	6.82	6.82
#FFFFFF	3.08	1.00	21.00	21.00
#000000	6.82	21.00	1.00	1.00
##000000	6.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C9BDD

Deuteranopia (green-blind)

#678CD9

Tritanopia (blue-blind)

#00A9B0

Achromatopsia (no color)

#939393

Design tokens & code

CSS

--color: #4599da;
/* rgb */ color: rgb(69, 153, 218);
/* oklch */ color: oklch(66.0% 0.126 244.9);

Tailwind

colors: {
  custom: {
    50: '#89b6e5',
    500: '#4599da',
    950: '#000000',
  },
}

SCSS

$custom: #4599da;
$custom-light: #89b6e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4599da",
  "rgb": {
    "r": 69,
    "g": 153,
    "b": 218
  },
  "hsl": {
    "h": 206.174,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.65996,
    "c": 0.12647,
    "h": 244.9
  },
  "luminance": 0.2911
}

Semantic roles & 50–950 ramp

primary

#4599DA

secondary

#DCB99F

accent

#893EEA

background

#F9FBFE

surface

#F1F6FC

border

#CBD0D5

text

#0D1116

muted

#7E8084

Preview Lab

Preview with #4599DA

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

Preview Lab → · Contrast checker → · Palette generator →