#4E91B2#4E91B2

#4E91B2 is a light, moderate cyan. Relative luminance 0.251; OKLCH L 62.6% C 0.084 H 231.7°. Best body text is #000000 at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#4E91B2
RGB	rgb(78, 145, 178)
HSL	hsl(200, 39%, 50%)
HSV	hsv(200, 56%, 70%)
CMYK	cmyk(56.2%, 18.5%, 0%, 30.2%)
CIE-LAB	lab(57.16, -11.62, -23.75)
CIE-LCH	lch(57.16, 26.45, 243.93°)
OKLab	oklab(62.58% -0.0523 -0.0662)
OKLCH	oklch(62.58% 0.084 231.7)
XYZ	xyz(21.3001, 25.0829, 45.8299)
Luminance	0.2509 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91B2 #B26F4E

analogous

#4EB2A1 #4E91B2 #4E5FB2

triadic

#4E91B2 #B24E91 #91B24E

tetradic

#4E91B2 #A14EB2 #B26F4E #5FB24E

square

#4E91B2 #A14EB2 #B26F4E #5FB24E

split-complementary

#4E91B2 #B24E5F #B2A14E

monochromatic

#294C5D #3B6E88 #4E91B2 #79ACC5 #A3C6D7

Accessibility & contrast

On white

3.49

#4E91B2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.02

#4E91B2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91B2

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91B2	#FFFFFF	#000000	##000000
##4E91B2	1.00	3.49	6.02	6.02
#FFFFFF	3.49	1.00	21.00	21.00
#000000	6.02	21.00	1.00	1.00
##000000	6.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#818FB4

Deuteranopia (green-blind)

#7385B2

Tritanopia (blue-blind)

#009A9C

Achromatopsia (no color)

#898989

Design tokens & code

CSS

--color: #4e91b2;
/* rgb */ color: rgb(78, 145, 178);
/* oklch */ color: oklch(62.6% 0.084 231.7);

Tailwind

colors: {
  custom: {
    50: '#87b1c9',
    500: '#4e91b2',
    950: '#000000',
  },
}

SCSS

$custom: #4e91b2;
$custom-light: #87b1c9;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91b2",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 178
  },
  "hsl": {
    "h": 199.8,
    "s": 39.37,
    "l": 50.196
  },
  "oklch": {
    "l": 0.62578,
    "c": 0.08438,
    "h": 231.7
  },
  "luminance": 0.25085
}

Semantic roles & 50–950 ramp

primary

#4E91B2

secondary

#C4A698

accent

#8059CF

background

#F8FAFC

surface

#F0F5F8

border

#CBCFD1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4E91B2

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

Preview Lab → · Contrast checker → · Palette generator →