#4B91D1#4B91D1

#4B91D1 is a light, moderate cyan. Relative luminance 0.264; OKLCH L 63.9% C 0.120 H 248.3°. Best body text is #000000 at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4B91D1
RGB	rgb(75, 145, 209)
HSL	hsl(209, 59%, 56%)
HSV	hsv(209, 64%, 82%)
CMYK	cmyk(64.1%, 30.6%, 0%, 18%)
CIE-LAB	lab(58.37, -2.20, -39.41)
CIE-LCH	lch(58.37, 39.47, 266.81°)
OKLab	oklab(63.94% -0.0443 -0.1113)
OKLCH	oklch(63.94% 0.12 248.3)
XYZ	xyz(24.5314, 26.3477, 64.1020)
Luminance	0.2635 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4B91D1 #D18B4B

analogous

#4BD1CE #4B91D1 #4B4ED1

triadic

#4B91D1 #D14B91 #91D14B

tetradic

#4B91D1 #CE4BD1 #D18B4B #4ED14B

square

#4B91D1 #CE4BD1 #D18B4B #4ED14B

split-complementary

#4B91D1 #D14B4E #D1CE4B

monochromatic

#215381 #2D72B1 #4B91D1 #7CAFDD #ACCDEA

Accessibility & contrast

On white

3.35

#4B91D1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.27

#4B91D1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4B91D1

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4B91D1	#FFFFFF	#000000	##000000
##4B91D1	1.00	3.35	6.27	6.27
#FFFFFF	3.35	1.00	21.00	21.00
#000000	6.27	21.00	1.00	1.00
##000000	6.27	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7594D4

Deuteranopia (green-blind)

#6387D0

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8C8C8C

Design tokens & code

CSS

--color: #4b91d1;
/* rgb */ color: rgb(75, 145, 209);
/* oklch */ color: oklch(63.9% 0.120 248.3);

Tailwind

colors: {
  custom: {
    50: '#8ab1df',
    500: '#4b91d1',
    950: '#000000',
  },
}

SCSS

$custom: #4b91d1;
$custom-light: #8ab1df;
$custom-dark: #000000;

JSON

{
  "hex": "#4b91d1",
  "rgb": {
    "r": 75,
    "g": 145,
    "b": 209
  },
  "hsl": {
    "h": 208.657,
    "s": 59.292,
    "l": 55.686
  },
  "oklch": {
    "l": 0.6394,
    "c": 0.11979,
    "h": 248.3
  },
  "luminance": 0.2635
}

Semantic roles & 50–950 ramp

primary

#4B91D1

secondary

#D8BBA0

accent

#9045E2

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4B91D1

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

Preview Lab → · Contrast checker → · Palette generator →