#4E88B3#4E88B3

#4E88B3 is a mid, moderate cyan. Relative luminance 0.225; OKLCH L 60.5% C 0.090 H 242.3°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#4E88B3
RGB	rgb(78, 136, 179)
HSL	hsl(206, 40%, 50%)
HSV	hsv(206, 56%, 70%)
CMYK	cmyk(56.4%, 24%, 0%, 29.8%)
CIE-LAB	lab(54.53, -6.23, -28.37)
CIE-LCH	lch(54.53, 29.05, 257.61°)
OKLab	oklab(60.51% -0.0416 -0.0794)
OKLCH	oklch(60.51% 0.09 242.3)
XYZ	xyz(20.0798, 22.4809, 45.9202)
Luminance	0.2248 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E88B3 #B3794E

analogous

#4EB3AC #4E88B3 #4E55B3

triadic

#4E88B3 #B34E88 #88B34E

tetradic

#4E88B3 #AC4EB3 #B3794E #55B34E

square

#4E88B3 #AC4EB3 #B3794E #55B34E

split-complementary

#4E88B3 #B34E55 #B3AC4E

monochromatic

#28475E #3B6889 #4E88B3 #79A5C5 #A4C2D8

Accessibility & contrast

On white

3.82

#4E88B3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#4E88B3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E88B3

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E88B3	#FFFFFF	#000000	##000000
##4E88B3	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7588B5

Deuteranopia (green-blind)

#687EB2

Tritanopia (blue-blind)

#009397

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #4e88b3;
/* rgb */ color: rgb(78, 136, 179);
/* oklch */ color: oklch(60.5% 0.090 242.3);

Tailwind

colors: {
  custom: {
    50: '#87aaca',
    500: '#4e88b3',
    950: '#000000',
  },
}

SCSS

$custom: #4e88b3;
$custom-light: #87aaca;
$custom-dark: #000000;

JSON

{
  "hex": "#4e88b3",
  "rgb": {
    "r": 78,
    "g": 136,
    "b": 179
  },
  "hsl": {
    "h": 205.545,
    "s": 39.921,
    "l": 50.392
  },
  "oklch": {
    "l": 0.60513,
    "c": 0.08967,
    "h": 242.3
  },
  "luminance": 0.22483
}

Semantic roles & 50–950 ramp

primary

#4E88B3

secondary

#C5AB98

accent

#8B58D0

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #4E88B3

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

Preview Lab → · Contrast checker → · Palette generator →