#4E87B1#4E87B1

#4E87B1 is a mid, moderate cyan. Relative luminance 0.221; OKLCH L 60.2% C 0.088 H 242.1°. Best body text is #000000 at 5.42:1 contrast (WCAG AA passes).

Color values

HEX	#4E87B1
RGB	rgb(78, 135, 177)
HSL	hsl(205, 39%, 50%)
HSV	hsv(205, 56%, 69%)
CMYK	cmyk(55.9%, 23.7%, 0%, 30.6%)
CIE-LAB	lab(54.15, -6.29, -27.82)
CIE-LCH	lch(54.15, 28.52, 257.25°)
OKLab	oklab(60.19% -0.0412 -0.0778)
OKLCH	oklch(60.19% 0.088 242.1)
XYZ	xyz(19.7388, 22.1203, 44.8159)
Luminance	0.2212 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E87B1 #B1784E

analogous

#4EB1AA #4E87B1 #4E55B1

triadic

#4E87B1 #B14E87 #87B14E

tetradic

#4E87B1 #AA4EB1 #B1784E #55B14E

square

#4E87B1 #AA4EB1 #B1784E #55B14E

split-complementary

#4E87B1 #B14E55 #B1AA4E

monochromatic

#29465C #3B6787 #4E87B1 #78A4C4 #A3C1D6

Accessibility & contrast

On white

3.87

#4E87B1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.42

#4E87B1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E87B1

5.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E87B1	#FFFFFF	#000000	##000000
##4E87B1	1.00	3.87	5.42	5.42
#FFFFFF	3.87	1.00	21.00	21.00
#000000	5.42	21.00	1.00	1.00
##000000	5.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7587B3

Deuteranopia (green-blind)

#677DB0

Tritanopia (blue-blind)

#009195

Achromatopsia (no color)

#818181

Design tokens & code

CSS

--color: #4e87b1;
/* rgb */ color: rgb(78, 135, 177);
/* oklch */ color: oklch(60.2% 0.088 242.1);

Tailwind

colors: {
  custom: {
    50: '#87a9c8',
    500: '#4e87b1',
    950: '#000000',
  },
}

SCSS

$custom: #4e87b1;
$custom-light: #87a9c8;
$custom-dark: #000000;

JSON

{
  "hex": "#4e87b1",
  "rgb": {
    "r": 78,
    "g": 135,
    "b": 177
  },
  "hsl": {
    "h": 205.455,
    "s": 38.824,
    "l": 50
  },
  "oklch": {
    "l": 0.60185,
    "c": 0.08803,
    "h": 242.1
  },
  "luminance": 0.22122
}

Semantic roles & 50–950 ramp

primary

#4E87B1

secondary

#C4AA97

accent

#8B59CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4E87B1

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

Preview Lab → · Contrast checker → · Palette generator →