#4591A3#4591A3

#4591A3 is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.6% C 0.079 H 215.4°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#4591A3
RGB	rgb(69, 145, 163)
HSL	hsl(191, 41%, 45%)
HSV	hsv(191, 58%, 64%)
CMYK	cmyk(57.7%, 11%, 0%, 36.1%)
CIE-LAB	lab(56.25, -18.09, -16.61)
CIE-LCH	lch(56.25, 24.56, 222.56°)
OKLab	oklab(61.57% -0.0647 -0.046)
OKLCH	oklch(61.57% 0.079 215.4)
XYZ	xyz(19.1879, 24.1585, 38.2951)
Luminance	0.2416 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591A3 #A35745

analogous

#45A386 #4591A3 #4562A3

triadic

#4591A3 #A34591 #91A345

tetradic

#4591A3 #8645A3 #A35745 #62A345

square

#4591A3 #8645A3 #A35745 #62A345

split-complementary

#4591A3 #A34562 #A38645

monochromatic

#21444D #336B78 #4591A3 #67AEBF #92C5D1

Accessibility & contrast

On white

3.60

#4591A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#4591A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591A3

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591A3	#FFFFFF	#000000	##000000
##4591A3	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848DA4

Deuteranopia (green-blind)

#7682A3

Tritanopia (blue-blind)

#009897

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4591a3;
/* rgb */ color: rgb(69, 145, 163);
/* oklch */ color: oklch(61.6% 0.079 215.4);

Tailwind

colors: {
  custom: {
    50: '#81b1be',
    500: '#4591a3',
    950: '#000000',
  },
}

SCSS

$custom: #4591a3;
$custom-light: #81b1be;
$custom-dark: #000000;

JSON

{
  "hex": "#4591a3",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 163
  },
  "hsl": {
    "h": 191.489,
    "s": 40.517,
    "l": 45.49
  },
  "oklch": {
    "l": 0.6157,
    "c": 0.0794,
    "h": 215.4
  },
  "luminance": 0.2416
}

Semantic roles & 50–950 ramp

primary

#4591A3

secondary

#BC9287

accent

#6F57D0

background

#F8FAFB

surface

#EFF5F6

border

#CACFD0

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #4591A3

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

Preview Lab → · Contrast checker → · Palette generator →