#4591B7#4591B7

#4591B7 is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.4% C 0.094 H 232.8°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).

Color values

HEX	#4591B7
RGB	rgb(69, 145, 183)
HSL	hsl(200, 45%, 49%)
HSV	hsv(200, 62%, 72%)
CMYK	cmyk(62.3%, 20.8%, 0%, 28.2%)
CIE-LAB	lab(57.01, -11.83, -26.85)
CIE-LCH	lch(57.01, 29.34, 246.22°)
OKLab	oklab(62.43% -0.0569 -0.0751)
OKLCH	oklch(62.43% 0.094 232.8)
XYZ	xyz(21.1236, 24.9328, 48.4899)
Luminance	0.2493 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591B7 #B76B45

analogous

#45B7A4 #4591B7 #4558B7

triadic

#4591B7 #B74591 #91B745

tetradic

#4591B7 #A445B7 #B76B45 #58B745

square

#4591B7 #A445B7 #B76B45 #58B745

split-complementary

#4591B7 #B74558 #B7A445

monochromatic

#234B5E #346E8B #4591B7 #70ABC9 #9DC5DA

Accessibility & contrast

On white

3.51

#4591B7 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.99

#4591B7 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591B7

5.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591B7	#FFFFFF	#000000	##000000
##4591B7	1.00	3.51	5.99	5.99
#FFFFFF	3.51	1.00	21.00	21.00
#000000	5.99	21.00	1.00	1.00
##000000	5.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8FB9

Deuteranopia (green-blind)

#6F84B6

Tritanopia (blue-blind)

#009B9E

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4591b7;
/* rgb */ color: rgb(69, 145, 183);
/* oklch */ color: oklch(62.4% 0.094 232.8);

Tailwind

colors: {
  custom: {
    50: '#84b1cc',
    500: '#4591b7',
    950: '#000000',
  },
}

SCSS

$custom: #4591b7;
$custom-light: #84b1cc;
$custom-dark: #000000;

JSON

{
  "hex": "#4591b7",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 183
  },
  "hsl": {
    "h": 200,
    "s": 45.238,
    "l": 49.412
  },
  "oklch": {
    "l": 0.62432,
    "c": 0.09427,
    "h": 232.8
  },
  "luminance": 0.24935
}

Semantic roles & 50–950 ramp

primary

#4591B7

secondary

#C6A392

accent

#7E53D5

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4591B7

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

Preview Lab → · Contrast checker → · Palette generator →