#4E91D9#4E91D9

#4E91D9 is a light, vivid cyan. Relative luminance 0.269; OKLCH L 64.5% C 0.128 H 251.9°. Best body text is #000000 at 6.38:1 contrast (WCAG AA passes).

Color values

HEX	#4E91D9
RGB	rgb(78, 145, 217)
HSL	hsl(211, 65%, 58%)
HSV	hsv(211, 64%, 85%)
CMYK	cmyk(64.1%, 33.2%, 0%, 14.9%)
CIE-LAB	lab(58.86, 1.01, -43.10)
CIE-LCH	lch(58.86, 43.11, 271.34°)
OKLab	oklab(64.49% -0.0398 -0.122)
OKLCH	oklch(64.49% 0.128 251.9)
XYZ	xyz(25.7871, 26.8777, 69.4611)
Luminance	0.2688 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91D9 #D9964E

analogous

#4ED7D9 #4E91D9 #504ED9

triadic

#4E91D9 #D94E91 #91D94E

tetradic

#4E91D9 #D94ED7 #D9964E #4ED950

square

#4E91D9 #D94ED7 #D9964E #4ED950

split-complementary

#4E91D9 #D9504E #D7D94E

monochromatic

#1F548E #2972C0 #4E91D9 #80B0E4 #B3D0EF

Accessibility & contrast

On white

3.29

#4E91D9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.38

#4E91D9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91D9

6.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91D9	#FFFFFF	#000000	##000000
##4E91D9	1.00	3.29	6.38	6.38
#FFFFFF	3.29	1.00	21.00	21.00
#000000	6.38	21.00	1.00	1.00
##000000	6.38	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7295DC

Deuteranopia (green-blind)

#5F88D8

Tritanopia (blue-blind)

#00A2AB

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #4e91d9;
/* rgb */ color: rgb(78, 145, 217);
/* oklch */ color: oklch(64.5% 0.128 251.9);

Tailwind

colors: {
  custom: {
    50: '#8cb0e5',
    500: '#4e91d9',
    950: '#000000',
  },
}

SCSS

$custom: #4e91d9;
$custom-light: #8cb0e5;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91d9",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 217
  },
  "hsl": {
    "h": 211.079,
    "s": 64.651,
    "l": 57.843
  },
  "oklch": {
    "l": 0.64486,
    "c": 0.12836,
    "h": 251.9
  },
  "luminance": 0.2688
}

Semantic roles & 50–950 ramp

primary

#4E91D9

secondary

#DDC2A6

accent

#9740E8

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #4E91D9

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

Preview Lab → · Contrast checker → · Palette generator →