#4F91E1#4F91E1

#4F91E1 is a light, vivid cyan. Relative luminance 0.273; OKLCH L 65.0% C 0.138 H 254.4°. Best body text is #000000 at 6.47:1 contrast (WCAG AA passes).

Color values

HEX	#4F91E1
RGB	rgb(79, 145, 225)
HSL	hsl(213, 71%, 60%)
HSV	hsv(213, 65%, 88%)
CMYK	cmyk(64.9%, 35.6%, 0%, 11.8%)
CIE-LAB	lab(59.29, 3.88, -46.87)
CIE-LCH	lch(59.29, 47.03, 274.73°)
OKLab	oklab(64.96% -0.037 -0.133)
OKLCH	oklch(64.96% 0.138 254.4)
XYZ	xyz(26.9355, 27.3466, 75.0785)
Luminance	0.2735 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F91E1 #E19F4F

analogous

#4FDAE1 #4F91E1 #564FE1

triadic

#4F91E1 #E14F91 #91E14F

tetradic

#4F91E1 #E14FDA #E19F4F #4FE156

square

#4F91E1 #E14FDA #E19F4F #4FE156

split-complementary

#4F91E1 #E1564F #DAE14F

monochromatic

#1A559B #2371CF #4F91E1 #83B2EA #B8D2F3

Accessibility & contrast

On white

3.25

#4F91E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.47

#4F91E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F91E1

6.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F91E1	#FFFFFF	#000000	##000000
##4F91E1	1.00	3.25	6.47	6.47
#FFFFFF	3.25	1.00	21.00	21.00
#000000	6.47	21.00	1.00	1.00
##000000	6.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6E96E4

Deuteranopia (green-blind)

#5988DF

Tritanopia (blue-blind)

#00A3AE

Achromatopsia (no color)

#8F8F8F

Design tokens & code

CSS

--color: #4f91e1;
/* rgb */ color: rgb(79, 145, 225);
/* oklch */ color: oklch(65.0% 0.138 254.4);

Tailwind

colors: {
  custom: {
    50: '#8eb0eb',
    500: '#4f91e1',
    950: '#000000',
  },
}

SCSS

$custom: #4f91e1;
$custom-light: #8eb0eb;
$custom-dark: #000000;

JSON

{
  "hex": "#4f91e1",
  "rgb": {
    "r": 79,
    "g": 145,
    "b": 225
  },
  "hsl": {
    "h": 212.877,
    "s": 70.874,
    "l": 59.608
  },
  "oklch": {
    "l": 0.64964,
    "c": 0.13808,
    "h": 254.4
  },
  "luminance": 0.27349
}

Semantic roles & 50–950 ramp

primary

#4F91E1

secondary

#E2C9AA

accent

#9D3AEE

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4F91E1

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

Preview Lab → · Contrast checker → · Palette generator →