#4E91D3#4E91D3

#4E91D3 is a light, vivid cyan. Relative luminance 0.266; OKLCH L 64.2% C 0.121 H 249.9°. Best body text is #000000 at 6.31:1 contrast (WCAG AA passes).

Color values

HEX	#4E91D3
RGB	rgb(78, 145, 211)
HSL	hsl(210, 60%, 57%)
HSV	hsv(210, 63%, 83%)
CMYK	cmyk(63%, 31.3%, 0%, 17.3%)
CIE-LAB	lab(58.58, -1.00, -40.19)
CIE-LCH	lch(58.58, 40.20, 268.58°)
OKLab	oklab(64.17% -0.0415 -0.1135)
OKLCH	oklch(64.17% 0.121 249.9)
XYZ	xyz(25.0208, 26.5712, 65.4255)
Luminance	0.2657 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91D3 #D3904E

analogous

#4ED3D2 #4E91D3 #4E4FD3

triadic

#4E91D3 #D34E91 #91D34E

tetradic

#4E91D3 #D24ED3 #D3904E #4FD34E

square

#4E91D3 #D24ED3 #D3904E #4FD34E

split-complementary

#4E91D3 #D34E4F #D3D24E

monochromatic

#215485 #2D72B6 #4E91D3 #7FAFDF #B0CEEB

Accessibility & contrast

On white

3.33

#4E91D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.31

#4E91D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91D3

6.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91D3	#FFFFFF	#000000	##000000
##4E91D3	1.00	3.33	6.31	6.31
#FFFFFF	3.33	1.00	21.00	21.00
#000000	6.31	21.00	1.00	1.00
##000000	6.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7494D6

Deuteranopia (green-blind)

#6287D2

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4e91d3;
/* rgb */ color: rgb(78, 145, 211);
/* oklch */ color: oklch(64.2% 0.121 249.9);

Tailwind

colors: {
  custom: {
    50: '#8bb1e1',
    500: '#4e91d3',
    950: '#000000',
  },
}

SCSS

$custom: #4e91d3;
$custom-light: #8bb1e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91d3",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 211
  },
  "hsl": {
    "h": 209.774,
    "s": 60.181,
    "l": 56.667
  },
  "oklch": {
    "l": 0.64168,
    "c": 0.1209,
    "h": 249.9
  },
  "luminance": 0.26574
}

Semantic roles & 50–950 ramp

primary

#4E91D3

secondary

#DABEA3

accent

#9344E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4E91D3

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

Preview Lab → · Contrast checker → · Palette generator →