#4059CD#4059CD

#4059CD is a mid, vivid blue. Relative luminance 0.126; OKLCH L 51.3% C 0.181 H 269.7°. Best body text is #FFFFFF at 5.95:1 contrast (WCAG AA passes).

Color values

HEX	#4059CD
RGB	rgb(64, 89, 205)
HSL	hsl(229, 59%, 53%)
HSV	hsv(229, 69%, 80%)
CMYK	cmyk(68.8%, 56.6%, 0%, 19.6%)
CIE-LAB	lab(42.22, 29.12, -62.96)
CIE-LCH	lch(42.22, 69.37, 294.82°)
OKLab	oklab(51.3% -0.001 -0.1813)
OKLCH	oklch(51.3% 0.181 269.7)
XYZ	xyz(16.7024, 12.6409, 59.3055)
Luminance	0.1264 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4059CD #CDB440

analogous

#409FCD #4059CD #6E40CD

triadic

#4059CD #CD4059 #59CD40

tetradic

#4059CD #CD409F #CDB440 #40CD6E

square

#4059CD #CD409F #CDB440 #40CD6E

split-complementary

#4059CD #CD6E40 #9FCD40

monochromatic

#1E2E74 #2B41A5 #4059CD #7183DA #A1ADE6

Accessibility & contrast

On white

5.95

#4059CD on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.53

#4059CD on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4059CD

5.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4059CD	#FFFFFF	#000000	##FFFFFF
##4059CD	1.00	5.95	3.53	5.95
#FFFFFF	5.95	1.00	21.00	1.00
#000000	3.53	21.00	1.00	21.00
##FFFFFF	5.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006AD1

Deuteranopia (green-blind)

#005DCB

Tritanopia (blue-blind)

#00758A

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #4059cd;
/* rgb */ color: rgb(64, 89, 205);
/* oklch */ color: oklch(51.3% 0.181 269.7);

Tailwind

colors: {
  custom: {
    50: '#8687dd',
    500: '#4059cd',
    950: '#000000',
  },
}

SCSS

$custom: #4059cd;
$custom-light: #8687dd;
$custom-dark: #000000;

JSON

{
  "hex": "#4059cd",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 205
  },
  "hsl": {
    "h": 229.362,
    "s": 58.506,
    "l": 52.745
  },
  "oklch": {
    "l": 0.51298,
    "c": 0.18133,
    "h": 269.7
  },
  "luminance": 0.12643
}

Semantic roles & 50–950 ramp

primary

#4059CD

secondary

#D3C896

accent

#C646E2

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4059CD

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

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