#4583DA#4583DA

#4583DA is a mid, vivid blue. Relative luminance 0.226; OKLCH L 61.1% C 0.147 H 257.3°. Best body text is #000000 at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#4583DA
RGB	rgb(69, 131, 218)
HSL	hsl(215, 67%, 56%)
HSV	hsv(215, 68%, 85%)
CMYK	cmyk(68.3%, 39.9%, 0%, 14.5%)
CIE-LAB	lab(54.61, 8.20, -50.41)
CIE-LCH	lch(54.61, 51.07, 279.24°)
OKLab	oklab(61.09% -0.0324 -0.1437)
OKLCH	oklch(61.09% 0.147 257.3)
XYZ	xyz(23.2208, 22.5574, 69.4463)
Luminance	0.2256 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4583DA #DA9C45

analogous

#45CDDA #4583DA #5245DA

triadic

#4583DA #DA4583 #83DA45

tetradic

#4583DA #DA45CD #DA9C45 #45DA52

square

#4583DA #DA45CD #DA9C45 #45DA52

split-complementary

#4583DA #DA5245 #CDDA45

monochromatic

#1B4989 #2564BC #4583DA #78A5E4 #ABC7EE

Accessibility & contrast

On white

3.81

#4583DA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.51

#4583DA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #4583DA

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4583DA	#FFFFFF	#000000	##000000
##4583DA	1.00	3.81	5.51	5.51
#FFFFFF	3.81	1.00	21.00	21.00
#000000	5.51	21.00	1.00	1.00
##000000	5.51	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B8ADD

Deuteranopia (green-blind)

#447CD8

Tritanopia (blue-blind)

#0097A4

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #4583da;
/* rgb */ color: rgb(69, 131, 218);
/* oklch */ color: oklch(61.1% 0.147 257.3);

Tailwind

colors: {
  custom: {
    50: '#89a6e6',
    500: '#4583da',
    950: '#000000',
  },
}

SCSS

$custom: #4583da;
$custom-light: #89a6e6;
$custom-dark: #000000;

JSON

{
  "hex": "#4583da",
  "rgb": {
    "r": 69,
    "g": 131,
    "b": 218
  },
  "hsl": {
    "h": 215.034,
    "s": 66.816,
    "l": 56.275
  },
  "oklch": {
    "l": 0.61091,
    "c": 0.14732,
    "h": 257.3
  },
  "luminance": 0.2256
}

Semantic roles & 50–950 ramp

primary

#4583DA

secondary

#DCC39F

accent

#A23EEA

background

#F9FAFE

surface

#F1F4FC

border

#CBCED5

text

#0D0F16

muted

#7E7F84

Preview Lab

Preview with #4583DA

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

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