#4A91BF#4A91BF

#4A91BF is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.0% C 0.100 H 239.4°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#4A91BF
RGB	rgb(74, 145, 191)
HSL	hsl(204, 48%, 52%)
HSV	hsv(204, 61%, 75%)
CMYK	cmyk(61.3%, 24.1%, 0%, 25.1%)
CIE-LAB	lab(57.53, -8.31, -30.57)
CIE-LCH	lch(57.53, 31.68, 254.79°)
OKLab	oklab(63% -0.0507 -0.0858)
OKLCH	oklch(63% 0.1 239.4)
XYZ	xyz(22.3499, 25.4661, 53.0177)
Luminance	0.2547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A91BF #BF784A

analogous

#4ABFB3 #4A91BF #4A57BF

triadic

#4A91BF #BF4A91 #91BF4A

tetradic

#4A91BF #B34ABF #BF784A #57BF4A

square

#4A91BF #B34ABF #BF784A #57BF4A

split-complementary

#4A91BF #BF4A57 #BFB34A

monochromatic

#254F69 #357097 #4A91BF #77ACCF #A4C8DF

Accessibility & contrast

On white

3.45

#4A91BF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#4A91BF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A91BF

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A91BF	#FFFFFF	#000000	##000000
##4A91BF	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)

#7C91C1

Deuteranopia (green-blind)

#6C85BE

Tritanopia (blue-blind)

#009DA1

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4a91bf;
/* rgb */ color: rgb(74, 145, 191);
/* oklch */ color: oklch(63.0% 0.100 239.4);

Tailwind

colors: {
  custom: {
    50: '#87b1d2',
    500: '#4a91bf',
    950: '#000000',
  },
}

SCSS

$custom: #4a91bf;
$custom-light: #87b1d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4a91bf",
  "rgb": {
    "r": 74,
    "g": 145,
    "b": 191
  },
  "hsl": {
    "h": 203.59,
    "s": 47.755,
    "l": 51.961
  },
  "oklch": {
    "l": 0.63004,
    "c": 0.09961,
    "h": 239.4
  },
  "luminance": 0.25468
}

Semantic roles & 50–950 ramp

primary

#4A91BF

secondary

#CCAD99

accent

#8550D7

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4A91BF

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

Preview Lab → · Contrast checker → · Palette generator →