#4591C3#4591C3

#4591C3 is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.0% C 0.106 H 240.3°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4591C3
RGB	rgb(69, 145, 195)
HSL	hsl(204, 51%, 52%)
HSV	hsv(204, 65%, 76%)
CMYK	cmyk(64.6%, 25.6%, 0%, 23.5%)
CIE-LAB	lab(57.52, -7.91, -32.87)
CIE-LCH	lch(57.52, 33.81, 256.47°)
OKLab	oklab(63% -0.0528 -0.0924)
OKLCH	oklch(63% 0.106 240.3)
XYZ	xyz(22.4262, 25.4539, 55.3504)
Luminance	0.2546 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591C3 #C37745

analogous

#45C3B6 #4591C3 #4552C3

triadic

#4591C3 #C34591 #91C345

tetradic

#4591C3 #B645C3 #C37745 #52C345

square

#4591C3 #B645C3 #C37745 #52C345

split-complementary

#4591C3 #C34552 #C3B645

monochromatic

#234E6B #317099 #4591C3 #73ACD2 #A2C8E1

Accessibility & contrast

On white

3.45

#4591C3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#4591C3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591C3

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591C3	#FFFFFF	#000000	##000000
##4591C3	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A91C5

Deuteranopia (green-blind)

#6985C2

Tritanopia (blue-blind)

#009DA2

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4591c3;
/* rgb */ color: rgb(69, 145, 195);
/* oklch */ color: oklch(63.0% 0.106 240.3);

Tailwind

colors: {
  custom: {
    50: '#85b1d5',
    500: '#4591c3',
    950: '#000000',
  },
}

SCSS

$custom: #4591c3;
$custom-light: #85b1d5;
$custom-dark: #000000;

JSON

{
  "hex": "#4591c3",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 195
  },
  "hsl": {
    "h": 203.81,
    "s": 51.22,
    "l": 51.765
  },
  "oklch": {
    "l": 0.63,
    "c": 0.10645,
    "h": 240.3
  },
  "luminance": 0.25456
}

Semantic roles & 50–950 ramp

primary

#4591C3

secondary

#CEAC96

accent

#854DDB

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4591C3

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

Preview Lab → · Contrast checker → · Palette generator →