#4059CA#4059CA

#4059CA is a mid, vivid blue. Relative luminance 0.125; OKLCH L 51.1% C 0.177 H 269.6°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#4059CA
RGB	rgb(64, 89, 202)
HSL	hsl(229, 57%, 52%)
HSV	hsv(229, 68%, 79%)
CMYK	cmyk(68.3%, 55.9%, 0%, 20.8%)
CIE-LAB	lab(42.00, 28.06, -61.59)
CIE-LCH	lch(42.00, 67.68, 294.49°)
OKLab	oklab(51.06% -0.0011 -0.1773)
OKLCH	oklch(51.06% 0.177 269.6)
XYZ	xyz(16.3438, 12.4974, 57.4166)
Luminance	0.1250 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4059CA #CAB140

analogous

#409ECA #4059CA #6C40CA

triadic

#4059CA #CA4059 #59CA40

tetradic

#4059CA #CA409E #CAB140 #40CA6C

square

#4059CA #CA409E #CAB140 #40CA6C

split-complementary

#4059CA #CA6C40 #9ECA40

monochromatic

#1F2E70 #2C41A0 #4059CA #7083D7 #A0ACE5

Accessibility & contrast

On white

6.00

#4059CA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#4059CA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #4059CA

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4059CA	#FFFFFF	#000000	##FFFFFF
##4059CA	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006ACE

Deuteranopia (green-blind)

#005DC8

Tritanopia (blue-blind)

#007489

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #4059ca;
/* rgb */ color: rgb(64, 89, 202);
/* oklch */ color: oklch(51.1% 0.177 269.6);

Tailwind

colors: {
  custom: {
    50: '#8587db',
    500: '#4059ca',
    950: '#000000',
  },
}

SCSS

$custom: #4059ca;
$custom-light: #8587db;
$custom-dark: #000000;

JSON

{
  "hex": "#4059ca",
  "rgb": {
    "r": 64,
    "g": 89,
    "b": 202
  },
  "hsl": {
    "h": 229.13,
    "s": 56.557,
    "l": 52.157
  },
  "oklch": {
    "l": 0.51063,
    "c": 0.1773,
    "h": 269.6
  },
  "luminance": 0.12499
}

Semantic roles & 50–950 ramp

primary

#4059CA

secondary

#D1C695

accent

#C448E0

background

#F8F8FD

surface

#F0EFFB

border

#CBCAD4

text

#0C0B15

muted

#7D7C83

Preview Lab

Preview with #4059CA

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

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