#4591D7#4591D7

#4591D7 is a light, vivid cyan. Relative luminance 0.264; OKLCH L 64.0% C 0.130 H 248.9°. Best body text is #000000 at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#4591D7
RGB	rgb(69, 145, 215)
HSL	hsl(209, 65%, 56%)
HSV	hsv(209, 68%, 84%)
CMYK	cmyk(67.9%, 32.6%, 0%, 15.7%)
CIE-LAB	lab(58.43, -1.16, -42.68)
CIE-LCH	lch(58.43, 42.69, 268.45°)
OKLab	oklab(64.03% -0.0467 -0.1209)
OKLCH	oklch(64.03% 0.13 248.9)
XYZ	xyz(24.8408, 26.4197, 68.0672)
Luminance	0.2642 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591D7 #D78B45

analogous

#45D7D4 #4591D7 #4548D7

triadic

#4591D7 #D74591 #91D745

tetradic

#4591D7 #D445D7 #D78B45 #48D745

square

#4591D7 #D445D7 #D78B45 #48D745

split-complementary

#4591D7 #D74548 #D7D445

monochromatic

#1D5385 #2772B7 #4591D7 #77AFE2 #AACDED

Accessibility & contrast

On white

3.34

#4591D7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.28

#4591D7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591D7

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591D7	#FFFFFF	#000000	##000000
##4591D7	1.00	3.34	6.28	6.28
#FFFFFF	3.34	1.00	21.00	21.00
#000000	6.28	21.00	1.00	1.00
##000000	6.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7294DA

Deuteranopia (green-blind)

#5D86D6

Tritanopia (blue-blind)

#00A2AA

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4591d7;
/* rgb */ color: rgb(69, 145, 215);
/* oklch */ color: oklch(64.0% 0.130 248.9);

Tailwind

colors: {
  custom: {
    50: '#88b0e3',
    500: '#4591d7',
    950: '#000000',
  },
}

SCSS

$custom: #4591d7;
$custom-light: #88b0e3;
$custom-dark: #000000;

JSON

{
  "hex": "#4591d7",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 215
  },
  "hsl": {
    "h": 208.767,
    "s": 64.602,
    "l": 55.686
  },
  "oklch": {
    "l": 0.64026,
    "c": 0.1296,
    "h": 248.9
  },
  "luminance": 0.26422
}

Semantic roles & 50–950 ramp

primary

#4591D7

secondary

#DABB9E

accent

#9040E8

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4591D7

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

Preview Lab → · Contrast checker → · Palette generator →