#4D91BE#4D91BE

#4D91BE is a light, moderate cyan. Relative luminance 0.255; OKLCH L 63.1% C 0.097 H 239.7°. Best body text is #000000 at 6.11:1 contrast (WCAG AA passes).

Color values

HEX	#4D91BE
RGB	rgb(77, 145, 190)
HSL	hsl(204, 47%, 52%)
HSV	hsv(204, 59%, 75%)
CMYK	cmyk(59.5%, 23.7%, 0%, 25.5%)
CIE-LAB	lab(57.60, -8.05, -29.88)
CIE-LCH	lch(57.60, 30.95, 254.92°)
OKLab	oklab(63.08% -0.0488 -0.0837)
OKLCH	oklch(63.08% 0.097 239.7)
XYZ	xyz(22.4768, 25.5442, 52.4512)
Luminance	0.2555 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91BE #BE7A4D

analogous

#4DBEB3 #4D91BE #4D58BE

triadic

#4D91BE #BE4D91 #91BE4D

tetradic

#4D91BE #B34DBE #BE7A4D #58BE4D

square

#4D91BE #B34DBE #BE7A4D #58BE4D

split-complementary

#4D91BE #BE4D58 #BEB34D

monochromatic

#274F6A #377197 #4D91BE #7AADCE #A7C8DF

Accessibility & contrast

On white

3.44

#4D91BE on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.11

#4D91BE on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91BE

6.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91BE	#FFFFFF	#000000	##000000
##4D91BE	1.00	3.44	6.11	6.11
#FFFFFF	3.44	1.00	21.00	21.00
#000000	6.11	21.00	1.00	1.00
##000000	6.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D91C0

Deuteranopia (green-blind)

#6D85BD

Tritanopia (blue-blind)

#009CA0

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4d91be;
/* rgb */ color: rgb(77, 145, 190);
/* oklch */ color: oklch(63.1% 0.097 239.7);

Tailwind

colors: {
  custom: {
    50: '#88b1d1',
    500: '#4d91be',
    950: '#000000',
  },
}

SCSS

$custom: #4d91be;
$custom-light: #88b1d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91be",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 190
  },
  "hsl": {
    "h": 203.894,
    "s": 46.502,
    "l": 52.353
  },
  "oklch": {
    "l": 0.63082,
    "c": 0.09693,
    "h": 239.7
  },
  "luminance": 0.25546
}

Semantic roles & 50–950 ramp

primary

#4D91BE

secondary

#CCAE9B

accent

#8652D6

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4D91BE

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

Preview Lab → · Contrast checker → · Palette generator →