#4C91DA#4C91DA

#4C91DA is a light, vivid cyan. Relative luminance 0.268; OKLCH L 64.5% C 0.130 H 251.7°. Best body text is #000000 at 6.37:1 contrast (WCAG AA passes).

Color values

HEX	#4C91DA
RGB	rgb(76, 145, 218)
HSL	hsl(211, 66%, 58%)
HSV	hsv(211, 65%, 85%)
CMYK	cmyk(65.1%, 33.5%, 0%, 14.5%)
CIE-LAB	lab(58.83, 1.00, -43.71)
CIE-LCH	lch(58.83, 43.72, 271.32°)
OKLab	oklab(64.46% -0.041 -0.1238)
OKLCH	oklch(64.46% 0.13 251.7)
XYZ	xyz(25.7561, 26.8467, 70.1406)
Luminance	0.2685 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4C91DA #DA954C

analogous

#4CD8DA #4C91DA #4E4CDA

triadic

#4C91DA #DA4C91 #91DA4C

tetradic

#4C91DA #DA4CD8 #DA954C #4CDA4E

square

#4C91DA #DA4CD8 #DA954C #4CDA4E

split-complementary

#4C91DA #DA4E4C #D8DA4C

monochromatic

#1D548E #2872C1 #4C91DA #7FB0E4 #B1CFEF

Accessibility & contrast

On white

3.30

#4C91DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.37

#4C91DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4C91DA

6.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4C91DA	#FFFFFF	#000000	##000000
##4C91DA	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)

#7195DD

Deuteranopia (green-blind)

#5D87D9

Tritanopia (blue-blind)

#00A2AB

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4c91da;
/* rgb */ color: rgb(76, 145, 218);
/* oklch */ color: oklch(64.5% 0.130 251.7);

Tailwind

colors: {
  custom: {
    50: '#8cb0e6',
    500: '#4c91da',
    950: '#000000',
  },
}

SCSS

$custom: #4c91da;
$custom-light: #8cb0e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4c91da",
  "rgb": {
    "r": 76,
    "g": 145,
    "b": 218
  },
  "hsl": {
    "h": 210.845,
    "s": 65.741,
    "l": 57.647
  },
  "oklch": {
    "l": 0.64457,
    "c": 0.13044,
    "h": 251.7
  },
  "luminance": 0.26849
}

Semantic roles & 50–950 ramp

primary

#4C91DA

secondary

#DDC2A4

accent

#963FE9

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4C91DA

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

Preview Lab → · Contrast checker → · Palette generator →