#4A91BC#4A91BC

#4A91BC is a light, moderate cyan. Relative luminance 0.253; OKLCH L 62.9% C 0.096 H 237.6°. Best body text is #000000 at 6.07:1 contrast (WCAG AA passes).

Color values

HEX	#4A91BC
RGB	rgb(74, 145, 188)
HSL	hsl(203, 46%, 51%)
HSV	hsv(203, 61%, 74%)
CMYK	cmyk(60.6%, 22.9%, 0%, 26.3%)
CIE-LAB	lab(57.40, -9.28, -29.07)
CIE-LCH	lch(57.40, 30.52, 252.30°)
OKLab	oklab(62.86% -0.0517 -0.0814)
OKLCH	oklch(62.86% 0.096 237.6)
XYZ	xyz(22.0231, 25.3354, 51.2968)
Luminance	0.2534 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4A91BC #BC754A

analogous

#4ABCAE #4A91BC #4A58BC

triadic

#4A91BC #BC4A91 #91BC4A

tetradic

#4A91BC #AE4ABC #BC754A #58BC4A

square

#4A91BC #AE4ABC #BC754A #58BC4A

split-complementary

#4A91BC #BC4A58 #BCAE4A

monochromatic

#264E66 #367093 #4A91BC #77ACCD #A3C7DD

Accessibility & contrast

On white

3.46

#4A91BC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.07

#4A91BC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4A91BC

6.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4A91BC	#FFFFFF	#000000	##000000
##4A91BC	1.00	3.46	6.07	6.07
#FFFFFF	3.46	1.00	21.00	21.00
#000000	6.07	21.00	1.00	1.00
##000000	6.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D90BE

Deuteranopia (green-blind)

#6D85BB

Tritanopia (blue-blind)

#009C9F

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4a91bc;
/* rgb */ color: rgb(74, 145, 188);
/* oklch */ color: oklch(62.9% 0.096 237.6);

Tailwind

colors: {
  custom: {
    50: '#87b1d0',
    500: '#4a91bc',
    950: '#000000',
  },
}

SCSS

$custom: #4a91bc;
$custom-light: #87b1d0;
$custom-dark: #000000;

JSON

{
  "hex": "#4a91bc",
  "rgb": {
    "r": 74,
    "g": 145,
    "b": 188
  },
  "hsl": {
    "h": 202.632,
    "s": 45.968,
    "l": 51.373
  },
  "oklch": {
    "l": 0.62862,
    "c": 0.09646,
    "h": 237.6
  },
  "luminance": 0.25337
}

Semantic roles & 50–950 ramp

primary

#4A91BC

secondary

#CAAB98

accent

#8452D6

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4A91BC

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

Preview Lab → · Contrast checker → · Palette generator →