#4E90BD#4E90BD

#4E90BD is a light, moderate cyan. Relative luminance 0.252; OKLCH L 62.8% C 0.096 H 240.4°. Best body text is #000000 at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#4E90BD
RGB	rgb(78, 144, 189)
HSL	hsl(204, 46%, 52%)
HSV	hsv(204, 59%, 74%)
CMYK	cmyk(58.7%, 23.8%, 0%, 25.9%)
CIE-LAB	lab(57.31, -7.61, -29.77)
CIE-LCH	lch(57.31, 30.73, 255.67°)
OKLab	oklab(62.85% -0.0473 -0.0834)
OKLCH	oklch(62.85% 0.096 240.4)
XYZ	xyz(22.2970, 25.2383, 51.8307)
Luminance	0.2524 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4E90BD #BD7B4E

analogous

#4EBDB2 #4E90BD #4E59BD

triadic

#4E90BD #BD4E90 #90BD4E

tetradic

#4E90BD #B24EBD #BD7B4E #59BD4E

square

#4E90BD #B24EBD #BD7B4E #59BD4E

split-complementary

#4E90BD #BD4E59 #BDB24E

monochromatic

#274F69 #387096 #4E90BD #7BACCE #A7C8DE

Accessibility & contrast

On white

3.47

#4E90BD on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.05

#4E90BD on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4E90BD

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4E90BD	#FFFFFF	#000000	##000000
##4E90BD	1.00	3.47	6.05	6.05
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.05	21.00	1.00	1.00
##000000	6.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C90BF

Deuteranopia (green-blind)

#6D85BC

Tritanopia (blue-blind)

#009B9F

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #4e90bd;
/* rgb */ color: rgb(78, 144, 189);
/* oklch */ color: oklch(62.8% 0.096 240.4);

Tailwind

colors: {
  custom: {
    50: '#89b0d1',
    500: '#4e90bd',
    950: '#000000',
  },
}

SCSS

$custom: #4e90bd;
$custom-light: #89b0d1;
$custom-dark: #000000;

JSON

{
  "hex": "#4e90bd",
  "rgb": {
    "r": 78,
    "g": 144,
    "b": 189
  },
  "hsl": {
    "h": 204.324,
    "s": 45.679,
    "l": 52.353
  },
  "oklch": {
    "l": 0.62845,
    "c": 0.09588,
    "h": 240.4
  },
  "luminance": 0.2524
}

Semantic roles & 50–950 ramp

primary

#4E90BD

secondary

#CCAF9B

accent

#8852D5

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #4E90BD

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

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