#4E91BA#4E91BA

#4E91BA is a light, moderate cyan. Relative luminance 0.254; OKLCH L 62.9% C 0.092 H 237.5°. Best body text is #000000 at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#4E91BA
RGB	rgb(78, 145, 186)
HSL	hsl(203, 44%, 52%)
HSV	hsv(203, 58%, 73%)
CMYK	cmyk(58.1%, 22%, 0%, 27.1%)
CIE-LAB	lab(57.48, -9.12, -27.81)
CIE-LCH	lch(57.48, 29.26, 251.83°)
OKLab	oklab(62.94% -0.0495 -0.0778)
OKLCH	oklch(62.94% 0.092 237.5)
XYZ	xyz(22.1269, 25.4136, 50.1841)
Luminance	0.2542 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E91BA #BA774E

analogous

#4EBAAD #4E91BA #4E5BBA

triadic

#4E91BA #BA4E91 #91BA4E

tetradic

#4E91BA #AD4EBA #BA774E #5BBA4E

square

#4E91BA #AD4EBA #BA774E #5BBA4E

split-complementary

#4E91BA #BA4E5B #BAAD4E

monochromatic

#284E66 #397092 #4E91BA #7AACCB #A6C8DC

Accessibility & contrast

On white

3.45

#4E91BA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.08

#4E91BA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E91BA

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E91BA	#FFFFFF	#000000	##000000
##4E91BA	1.00	3.45	6.08	6.08
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.08	21.00	1.00	1.00
##000000	6.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E90BC

Deuteranopia (green-blind)

#6F85B9

Tritanopia (blue-blind)

#009B9F

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4e91ba;
/* rgb */ color: rgb(78, 145, 186);
/* oklch */ color: oklch(62.9% 0.092 237.5);

Tailwind

colors: {
  custom: {
    50: '#88b1cf',
    500: '#4e91ba',
    950: '#000000',
  },
}

SCSS

$custom: #4e91ba;
$custom-light: #88b1cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4e91ba",
  "rgb": {
    "r": 78,
    "g": 145,
    "b": 186
  },
  "hsl": {
    "h": 202.778,
    "s": 43.902,
    "l": 51.765
  },
  "oklch": {
    "l": 0.62938,
    "c": 0.09216,
    "h": 237.5
  },
  "luminance": 0.25416
}

Semantic roles & 50–950 ramp

primary

#4E91BA

secondary

#CAAC9A

accent

#8554D4

background

#F8FAFC

surface

#F0F5F9

border

#CBCFD2

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4E91BA

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

Preview Lab → · Contrast checker → · Palette generator →