#4591AA#4591AA

#4591AA is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.9% C 0.084 H 222.3°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4591AA
RGB	rgb(69, 145, 170)
HSL	hsl(195, 42%, 47%)
HSV	hsv(195, 59%, 67%)
CMYK	cmyk(59.4%, 14.7%, 0%, 33.3%)
CIE-LAB	lab(56.50, -15.95, -20.23)
CIE-LCH	lch(56.50, 25.76, 231.74°)
OKLab	oklab(61.86% -0.0619 -0.0562)
OKLCH	oklch(61.86% 0.084 222.3)
XYZ	xyz(19.8325, 24.4164, 41.6901)
Luminance	0.2442 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4591AA #AA5E45

analogous

#45AA90 #4591AA #455FAA

triadic

#4591AA #AA4591 #91AA45

tetradic

#4591AA #9045AA #AA5E45 #5FAA45

square

#4591AA #9045AA #AA5E45 #5FAA45

split-complementary

#4591AA #AA455F #AA9045

monochromatic

#224753 #336C7E #4591AA #6AACC2 #95C5D4

Accessibility & contrast

On white

3.57

#4591AA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#4591AA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4591AA

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4591AA	#FFFFFF	#000000	##000000
##4591AA	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828EAB

Deuteranopia (green-blind)

#7483AA

Tritanopia (blue-blind)

#009999

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4591aa;
/* rgb */ color: rgb(69, 145, 170);
/* oklch */ color: oklch(61.9% 0.084 222.3);

Tailwind

colors: {
  custom: {
    50: '#82b1c3',
    500: '#4591aa',
    950: '#000000',
  },
}

SCSS

$custom: #4591aa;
$custom-light: #82b1c3;
$custom-dark: #000000;

JSON

{
  "hex": "#4591aa",
  "rgb": {
    "r": 69,
    "g": 145,
    "b": 170
  },
  "hsl": {
    "h": 194.851,
    "s": 42.259,
    "l": 46.863
  },
  "oklch": {
    "l": 0.61859,
    "c": 0.08361,
    "h": 222.3
  },
  "luminance": 0.24418
}

Semantic roles & 50–950 ramp

primary

#4591AA

secondary

#C0988B

accent

#7556D2

background

#F8FAFC

surface

#EFF5F8

border

#CACFD1

text

#0B1012

muted

#7C7F81

Preview Lab

Preview with #4591AA

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

Preview Lab → · Contrast checker → · Palette generator →