#4F91EA#4F91EA

#4F91EA is a light, vivid cyan. Relative luminance 0.279; OKLCH L 65.5% C 0.150 H 256.5°. Best body text is #000000 at 6.57:1 contrast (WCAG AA passes).

Color values

HEX	#4F91EA
RGB	rgb(79, 145, 234)
HSL	hsl(214, 79%, 61%)
HSV	hsv(214, 66%, 92%)
CMYK	cmyk(66.2%, 38%, 0%, 8.2%)
CIE-LAB	lab(59.75, 6.94, -51.14)
CIE-LCH	lch(59.75, 51.61, 277.73°)
OKLab	oklab(65.47% -0.0349 -0.1455)
OKLCH	oklch(65.47% 0.15 256.5)
XYZ	xyz(28.1958, 27.8507, 81.7157)
Luminance	0.2785 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4F91EA #EAA84F

analogous

#4FDEEA #4F91EA #5B4FEA

triadic

#4F91EA #EA4F91 #91EA4F

tetradic

#4F91EA #EA4FDE #EAA84F #4FEA5B

square

#4F91EA #EA4FDE #EAA84F #4FEA5B

split-complementary

#4F91EA #EA5B4F #DEEA4F

monochromatic

#1454AA #1B6FE1 #4F91EA #86B3F1 #BCD5F7

Accessibility & contrast

On white

3.20

#4F91EA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.57

#4F91EA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4F91EA

6.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4F91EA	#FFFFFF	#000000	##000000
##4F91EA	1.00	3.20	6.57	6.57
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.57	21.00	1.00	1.00
##000000	6.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6998EE

Deuteranopia (green-blind)

#5289E8

Tritanopia (blue-blind)

#00A6B2

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #4f91ea;
/* rgb */ color: rgb(79, 145, 234);
/* oklch */ color: oklch(65.5% 0.150 256.5);

Tailwind

colors: {
  custom: {
    50: '#8fb0f1',
    500: '#4f91ea',
    950: '#000000',
  },
}

SCSS

$custom: #4f91ea;
$custom-light: #8fb0f1;
$custom-dark: #000000;

JSON

{
  "hex": "#4f91ea",
  "rgb": {
    "r": 79,
    "g": 145,
    "b": 234
  },
  "hsl": {
    "h": 214.452,
    "s": 78.68,
    "l": 61.373
  },
  "oklch": {
    "l": 0.65472,
    "c": 0.14963,
    "h": 256.5
  },
  "luminance": 0.27854
}

Semantic roles & 50–950 ramp

primary

#4F91EA

secondary

#E7CFAD

accent

#820BDB

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4F91EA

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

Preview Lab → · Contrast checker → · Palette generator →