#4058BD#4058BD

#4058BD is a mid, vivid blue. Relative luminance 0.117; OKLCH L 49.9% C 0.161 H 269.6°. Best body text is #FFFFFF at 6.27:1 contrast (WCAG AA passes).

Color values

HEX	#4058BD
RGB	rgb(64, 88, 189)
HSL	hsl(228, 49%, 50%)
HSV	hsv(228, 66%, 74%)
CMYK	cmyk(66.1%, 53.4%, 0%, 25.9%)
CIE-LAB	lab(40.80, 24.07, -55.97)
CIE-LCH	lch(40.80, 60.93, 293.27°)
OKLab	oklab(49.87% -0.001 -0.1608)
OKLCH	oklch(49.87% 0.161 269.6)
XYZ	xyz(14.7863, 11.7422, 49.6215)
Luminance	0.1174 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4058BD #BDA540

analogous

#4097BD #4058BD #6740BD

triadic

#4058BD #BD4058 #58BD40

tetradic

#4058BD #BD4097 #BDA540 #40BD67

square

#4058BD #BD4097 #BDA540 #40BD67

split-complementary

#4058BD #BD6740 #97BD40

monochromatic

#212D62 #31438F #4058BD #6D7FCD #9AA7DD

Accessibility & contrast

On white

6.27

#4058BD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#4058BD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4058BD

6.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4058BD	#FFFFFF	#000000	##FFFFFF
##4058BD	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)

#1266C1

Deuteranopia (green-blind)

#005BBB

Tritanopia (blue-blind)

#007082

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #4058bd;
/* rgb */ color: rgb(64, 88, 189);
/* oklch */ color: oklch(49.9% 0.161 269.6);

Tailwind

colors: {
  custom: {
    50: '#8286d2',
    500: '#4058bd',
    950: '#000000',
  },
}

SCSS

$custom: #4058bd;
$custom-light: #8286d2;
$custom-dark: #000000;

JSON

{
  "hex": "#4058bd",
  "rgb": {
    "r": 64,
    "g": 88,
    "b": 189
  },
  "hsl": {
    "h": 228.48,
    "s": 49.407,
    "l": 49.608
  },
  "oklch": {
    "l": 0.49872,
    "c": 0.16079,
    "h": 269.6
  },
  "luminance": 0.11744
}

Semantic roles & 50–950 ramp

primary

#4058BD

secondary

#C9BE90

accent

#BE4FD9

background

#F8F8FC

surface

#F0EFF9

border

#CBCAD2

text

#0C0B14

muted

#7D7C82

Preview Lab

Preview with #4058BD

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

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