#4E91F1#4E91F1

#4E91F1 is a light, vivid blue. Relative luminance 0.282; OKLCH L 65.8% C 0.159 H 257.6°. Best body text is #000000 at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#4E91F1
RGB	rgb(78, 145, 241)
HSL	hsl(215, 85%, 63%)
HSV	hsv(215, 68%, 95%)
CMYK	cmyk(67.6%, 39.8%, 0%, 5.5%)
CIE-LAB	lab(60.09, 9.19, -54.49)
CIE-LCH	lch(60.09, 55.26, 279.57°)
OKLab	oklab(65.84% -0.0341 -0.1553)
OKLCH	oklch(65.84% 0.159 257.6)
XYZ	xyz(29.1387, 28.2184, 87.1131)
Luminance	0.2822 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91F1 #F1AE4E

analogous

#4EE3F1 #4E91F1 #5C4EF1

triadic

#4E91F1 #F14E91 #91F14E

tetradic

#4E91F1 #F14EE3 #F1AE4E #4EF15C

square

#4E91F1 #F14EE3 #F1AE4E #4EF15C

split-complementary

#4E91F1 #F15C4E #E3F14E

monochromatic

#0E53B6 #156EED #4E91F1 #87B4F5 #BFD7FA

Accessibility & contrast

On white

3.16

#4E91F1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.64

#4E91F1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91F1

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91F1	#FFFFFF	#000000	##000000
##4E91F1	1.00	3.16	6.64	6.64
#FFFFFF	3.16	1.00	21.00	21.00
#000000	6.64	21.00	1.00	1.00
##000000	6.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6599F5

Deuteranopia (green-blind)

#4B8AEF

Tritanopia (blue-blind)

#00A7B5

Achromatopsia (no color)

#919191

Design tokens & code

CSS

--color: #4e91f1;
/* rgb */ color: rgb(78, 145, 241);
/* oklch */ color: oklch(65.8% 0.159 257.6);

Tailwind

colors: {
  custom: {
    50: '#90b0f6',
    500: '#4e91f1',
    950: '#000000',
  },
}

SCSS

$custom: #4e91f1;
$custom-light: #90b0f6;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91f1",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 241
  },
  "hsl": {
    "h": 215.337,
    "s": 85.34,
    "l": 62.549
  },
  "oklch": {
    "l": 0.6584,
    "c": 0.15902,
    "h": 257.6
  },
  "luminance": 0.28221
}

Semantic roles & 50–950 ramp

primary

#4E91F1

secondary

#EBD3B0

accent

#8704E2

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #4E91F1

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

Preview Lab → · Contrast checker → · Palette generator →