#4558B9#4558B9

#4558B9 is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.9% C 0.154 H 271.4°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4558B9
RGB	rgb(69, 88, 185)
HSL	hsl(230, 46%, 50%)
HSV	hsv(230, 63%, 73%)
CMYK	cmyk(62.7%, 52.4%, 0%, 27.5%)
CIE-LAB	lab(40.81, 23.51, -53.61)
CIE-LCH	lch(40.81, 58.54, 293.68°)
OKLab	oklab(49.86% 0.0038 -0.1537)
OKLCH	oklch(49.86% 0.154 271.4)
XYZ	xyz(14.6980, 11.7462, 47.3822)
Luminance	0.1175 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4558B9 #B9A645

analogous

#4592B9 #4558B9 #6C45B9

triadic

#4558B9 #B94558 #58B945

tetradic

#4558B9 #B94592 #B9A645 #45B96C

square

#4558B9 #B94592 #B9A645 #45B96C

split-complementary

#4558B9 #B96C45 #92B945

monochromatic

#242E60 #34438C #4558B9 #7180CA #9EA8DB

Accessibility & contrast

On white

6.27

#4558B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4558B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4558B9

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4558B9	#FFFFFF	#000000	##FFFFFF
##4558B9	1.00	6.27	3.35	6.27
#FFFFFF	6.27	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D66BC

Deuteranopia (green-blind)

#005BB7

Tritanopia (blue-blind)

#006F80

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4558b9;
/* rgb */ color: rgb(69, 88, 185);
/* oklch */ color: oklch(49.9% 0.154 271.4);

Tailwind

colors: {
  custom: {
    50: '#8486cf',
    500: '#4558b9',
    950: '#000000',
  },
}

SCSS

$custom: #4558b9;
$custom-light: #8486cf;
$custom-dark: #000000;

JSON

{
  "hex": "#4558b9",
  "rgb": {
    "r": 69,
    "g": 88,
    "b": 185
  },
  "hsl": {
    "h": 230.172,
    "s": 45.669,
    "l": 49.804
  },
  "oklch": {
    "l": 0.49864,
    "c": 0.15378,
    "h": 271.4
  },
  "luminance": 0.11747
}

Semantic roles & 50–950 ramp

primary

#4558B9

secondary

#C7BF93

accent

#C052D5

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4558B9

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

Preview Lab → · Contrast checker → · Palette generator →