#4E90A3#4E90A3

#4E90A3 is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 61.7% C 0.073 H 218.7°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#4E90A3
RGB	rgb(78, 144, 163)
HSL	hsl(193, 35%, 47%)
HSV	hsv(193, 52%, 64%)
CMYK	cmyk(52.1%, 11.7%, 0%, 36.1%)
CIE-LAB	lab(56.30, -15.60, -16.50)
CIE-LCH	lch(56.30, 22.71, 226.60°)
OKLab	oklab(61.71% -0.057 -0.0457)
OKLCH	oklch(61.71% 0.073 218.7)
XYZ	xyz(19.7235, 24.2089, 38.2766)
Luminance	0.2421 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90A3 #A3614E

analogous

#4EA38C #4E90A3 #4E65A3

triadic

#4E90A3 #A34E90 #90A34E

tetradic

#4E90A3 #8C4EA3 #A3614E #65A34E

square

#4E90A3 #8C4EA3 #A3614E #65A34E

split-complementary

#4E90A3 #A34E65 #A38C4E

monochromatic

#264750 #3A6B7A #4E90A3 #72ABBC #9CC4D0

Accessibility & contrast

On white

3.59

#4E90A3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.84

#4E90A3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90A3

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90A3	#FFFFFF	#000000	##000000
##4E90A3	1.00	3.59	5.84	5.84
#FFFFFF	3.59	1.00	21.00	21.00
#000000	5.84	21.00	1.00	1.00
##000000	5.84	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#848DA4

Deuteranopia (green-blind)

#7783A3

Tritanopia (blue-blind)

#179796

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4e90a3;
/* rgb */ color: rgb(78, 144, 163);
/* oklch */ color: oklch(61.7% 0.073 218.7);

Tailwind

colors: {
  custom: {
    50: '#86b0be',
    500: '#4e90a3',
    950: '#000000',
  },
}

SCSS

$custom: #4e90a3;
$custom-light: #86b0be;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90a3",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 163
  },
  "hsl": {
    "h": 193.412,
    "s": 35.27,
    "l": 47.255
  },
  "oklch": {
    "l": 0.61707,
    "c": 0.07302,
    "h": 218.7
  },
  "luminance": 0.24211
}

Semantic roles & 50–950 ramp

primary

#4E90A3

secondary

#BC9A91

accent

#755CCB

background

#F8FAFB

surface

#F0F4F6

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #4E90A3

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

Preview Lab → · Contrast checker → · Palette generator →