#4D91D9#4D91D9

#4D91D9 is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.4% C 0.129 H 251.6°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4D91D9
RGB	rgb(77, 145, 217)
HSL	hsl(211, 65%, 58%)
HSV	hsv(211, 65%, 85%)
CMYK	cmyk(64.5%, 33.2%, 0%, 14.9%)
CIE-LAB	lab(58.82, 0.84, -43.16)
CIE-LCH	lch(58.82, 43.17, 271.11°)
OKLab	oklab(64.44% -0.0406 -0.1222)
OKLCH	oklch(64.44% 0.129 251.6)
XYZ	xyz(25.7058, 26.8358, 69.4573)
Luminance	0.2684 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D91D9 #D9954D

analogous

#4DD7D9 #4D91D9 #4F4DD9

triadic

#4D91D9 #D94D91 #91D94D

tetradic

#4D91D9 #D94DD7 #D9954D #4DD94F

square

#4D91D9 #D94DD7 #D9954D #4DD94F

split-complementary

#4D91D9 #D94F4D #D7D94D

monochromatic

#1E548D #2972C0 #4D91D9 #7FB0E4 #B2CFEF

Accessibility & contrast

On white

3.30

#4D91D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#4D91D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4D91D9

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D91D9	#FFFFFF	#000000	##000000
##4D91D9	1.00	3.30	6.37	6.37
#FFFFFF	3.30	1.00	21.00	21.00
#000000	6.37	21.00	1.00	1.00
##000000	6.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7295DC

Deuteranopia (green-blind)

#5E87D8

Tritanopia (blue-blind)

#00A2AB

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4d91d9;
/* rgb */ color: rgb(77, 145, 217);
/* oklch */ color: oklch(64.4% 0.129 251.6);

Tailwind

colors: {
  custom: {
    50: '#8cb0e5',
    500: '#4d91d9',
    950: '#000000',
  },
}

SCSS

$custom: #4d91d9;
$custom-light: #8cb0e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4d91d9",
  "rgb": {
    "r": 77,
    "g": 145,
    "b": 217
  },
  "hsl": {
    "h": 210.857,
    "s": 64.815,
    "l": 57.647
  },
  "oklch": {
    "l": 0.64444,
    "c": 0.12878,
    "h": 251.6
  },
  "luminance": 0.26838
}

Semantic roles & 50–950 ramp

primary

#4D91D9

secondary

#DDC2A5

accent

#9640E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4D91D9

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

Preview Lab → · Contrast checker → · Palette generator →