#4B91C5#4B91C5

#4B91C5 is a light, moderate cyan. Relative luminance 0.258; OKLCH L 63.3% C 0.106 H 243.0°. Best body text is #000000 at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#4B91C5
RGB	rgb(75, 145, 197)
HSL	hsl(206, 51%, 53%)
HSV	hsv(206, 62%, 77%)
CMYK	cmyk(61.9%, 26.4%, 0%, 22.7%)
CIE-LAB	lab(57.82, -6.17, -33.50)
CIE-LCH	lch(57.82, 34.06, 259.56°)
OKLab	oklab(63.33% -0.048 -0.0942)
OKLCH	oklch(63.33% 0.106 243)
XYZ	xyz(23.1013, 25.7756, 56.5703)
Luminance	0.2578 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B91C5 #C57F4B

analogous

#4BC5BC #4B91C5 #4B54C5

triadic

#4B91C5 #C54B91 #91C54B

tetradic

#4B91C5 #BC4BC5 #C57F4B #54C54B

square

#4B91C5 #BC4BC5 #C57F4B #54C54B

split-complementary

#4B91C5 #C54B54 #C5BC4B

monochromatic

#245071 #33719F #4B91C5 #79ADD4 #A8CAE3

Accessibility & contrast

On white

3.41

#4B91C5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.16

#4B91C5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B91C5

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B91C5	#FFFFFF	#000000	##000000
##4B91C5	1.00	3.41	6.16	6.16
#FFFFFF	3.41	1.00	21.00	21.00
#000000	6.16	21.00	1.00	1.00
##000000	6.16	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A92C7

Deuteranopia (green-blind)

#6986C4

Tritanopia (blue-blind)

#009EA3

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #4b91c5;
/* rgb */ color: rgb(75, 145, 197);
/* oklch */ color: oklch(63.3% 0.106 243.0);

Tailwind

colors: {
  custom: {
    50: '#88b1d6',
    500: '#4b91c5',
    950: '#000000',
  },
}

SCSS

$custom: #4b91c5;
$custom-light: #88b1d6;
$custom-dark: #000000;

JSON

{
  "hex": "#4b91c5",
  "rgb": {
    "r": 75,
    "g": 145,
    "b": 197
  },
  "hsl": {
    "h": 205.574,
    "s": 51.261,
    "l": 53.333
  },
  "oklch": {
    "l": 0.63334,
    "c": 0.1057,
    "h": 243
  },
  "luminance": 0.25778
}

Semantic roles & 50–950 ramp

primary

#4B91C5

secondary

#D0B29C

accent

#894DDB

background

#F8FAFD

surface

#F0F4FA

border

#CBCED3

text

#0C1014

muted

#7D7F83

Preview Lab

Preview with #4B91C5

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

Preview Lab → · Contrast checker → · Palette generator →