#4E90A8#4E90A8

#4E90A8 is a mid, moderate cyan. Relative luminance 0.244; OKLCH L 61.9% C 0.076 H 223.9°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#4E90A8
RGB	rgb(78, 144, 168)
HSL	hsl(196, 37%, 48%)
HSV	hsv(196, 54%, 66%)
CMYK	cmyk(53.6%, 14.3%, 0%, 34.1%)
CIE-LAB	lab(56.48, -14.12, -19.09)
CIE-LCH	lch(56.48, 23.74, 233.51°)
OKLab	oklab(61.91% -0.055 -0.0529)
OKLCH	oklch(61.91% 0.076 223.9)
XYZ	xyz(20.1803, 24.3916, 40.6828)
Luminance	0.2439 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90A8 #A8664E

analogous

#4EA893 #4E90A8 #4E63A8

triadic

#4E90A8 #A84E90 #90A84E

tetradic

#4E90A8 #934EA8 #A8664E #63A84E

square

#4E90A8 #934EA8 #A8664E #63A84E

split-complementary

#4E90A8 #A84E63 #A8934E

monochromatic

#274854 #3B6C7E #4E90A8 #75ABBF #9EC4D2

Accessibility & contrast

On white

3.57

#4E90A8 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#4E90A8 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90A8

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90A8	#FFFFFF	#000000	##000000
##4E90A8	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#828DA9

Deuteranopia (green-blind)

#7583A8

Tritanopia (blue-blind)

#0E9798

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #4e90a8;
/* rgb */ color: rgb(78, 144, 168);
/* oklch */ color: oklch(61.9% 0.076 223.9);

Tailwind

colors: {
  custom: {
    50: '#86b0c2',
    500: '#4e90a8',
    950: '#000000',
  },
}

SCSS

$custom: #4e90a8;
$custom-light: #86b0c2;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90a8",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 168
  },
  "hsl": {
    "h": 196,
    "s": 36.585,
    "l": 48.235
  },
  "oklch": {
    "l": 0.61912,
    "c": 0.07633,
    "h": 223.9
  },
  "luminance": 0.24393
}

Semantic roles & 50–950 ramp

primary

#4E90A8

secondary

#BF9F93

accent

#795BCD

background

#F8FAFB

surface

#F0F4F7

border

#CBCED0

text

#0C1012

muted

#7D7F81

Preview Lab

Preview with #4E90A8

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

Preview Lab → · Contrast checker → · Palette generator →