#4F91D3#4F91D3

#4F91D3 is a light, vivid cyan. Relative luminance 0.266; OKLCH L 64.2% C 0.120 H 250.2°. Best body text is #000000 at 6.32:1 contrast (WCAG AA passes).

Color values

HEX	#4F91D3
RGB	rgb(79, 145, 211)
HSL	hsl(210, 60%, 57%)
HSV	hsv(210, 63%, 83%)
CMYK	cmyk(62.6%, 31.3%, 0%, 17.3%)
CIE-LAB	lab(58.62, -0.82, -40.13)
CIE-LCH	lch(58.62, 40.13, 268.83°)
OKLab	oklab(64.21% -0.0408 -0.1133)
OKLCH	oklch(64.21% 0.12 250.2)
XYZ	xyz(25.1034, 26.6138, 65.4294)
Luminance	0.2662 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F91D3 #D3914F

analogous

#4FD3D3 #4F91D3 #4F4FD3

triadic

#4F91D3 #D34F91 #91D34F

tetradic

#4F91D3 #D34FD3 #D3914F #4FD34F

square

#4F91D3 #D34FD3 #D3914F #4FD34F

split-complementary

#4F91D3 #D34F4F #D3D34F

monochromatic

#225486 #2E72B7 #4F91D3 #80B0DF #B1CEEB

Accessibility & contrast

On white

3.32

#4F91D3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.32

#4F91D3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F91D3

6.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F91D3	#FFFFFF	#000000	##000000
##4F91D3	1.00	3.32	6.32	6.32
#FFFFFF	3.32	1.00	21.00	21.00
#000000	6.32	21.00	1.00	1.00
##000000	6.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7594D6

Deuteranopia (green-blind)

#6387D2

Tritanopia (blue-blind)

#00A0A8

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #4f91d3;
/* rgb */ color: rgb(79, 145, 211);
/* oklch */ color: oklch(64.2% 0.120 250.2);

Tailwind

colors: {
  custom: {
    50: '#8cb1e1',
    500: '#4f91d3',
    950: '#000000',
  },
}

SCSS

$custom: #4f91d3;
$custom-light: #8cb1e1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f91d3",
  "rgb": {
    "r": 79,
    "g": 145,
    "b": 211
  },
  "hsl": {
    "h": 210,
    "s": 60,
    "l": 56.863
  },
  "oklch": {
    "l": 0.6421,
    "c": 0.12046,
    "h": 250.2
  },
  "luminance": 0.26616
}

Semantic roles & 50–950 ramp

primary

#4F91D3

secondary

#DABFA4

accent

#9445E3

background

#F9FAFD

surface

#F1F4FB

border

#CBCED4

text

#0D1015

muted

#7E7F83

Preview Lab

Preview with #4F91D3

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

Preview Lab → · Contrast checker → · Palette generator →