#402FAF#402FAF

#402FAF is a dark, vivid blue. Relative luminance 0.062; OKLCH L 41.6% C 0.192 H 280.0°. Best body text is #FFFFFF at 9.36:1 contrast (WCAG AA passes).

Color values

HEX	#402FAF
RGB	rgb(64, 47, 175)
HSL	hsl(248, 58%, 44%)
HSV	hsv(248, 73%, 69%)
CMYK	cmyk(63.4%, 73.1%, 0%, 31.4%)
CIE-LAB	lab(29.95, 44.59, -65.40)
CIE-LCH	lch(29.95, 79.16, 304.29°)
OKLab	oklab(41.55% 0.0334 -0.1887)
OKLCH	oklch(41.55% 0.192 280)
XYZ	xyz(10.8663, 6.2173, 41.1766)
Luminance	0.0622 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#402FAF #9EAF2F

analogous

#2F5EAF #402FAF #802FAF

triadic

#402FAF #AF402F #2FAF40

tetradic

#402FAF #AF2F5E #9EAF2F #2FAF80

square

#402FAF #AF2F5E #9EAF2F #2FAF80

split-complementary

#402FAF #AF802F #5EAF2F

monochromatic

#1D154F #2E227F #402FAF #5E4CCF #897CDC

Accessibility & contrast

On white

9.36

#402FAF on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#402FAF on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #402FAF

9.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##402FAF	#FFFFFF	#000000	##FFFFFF
##402FAF	1.00	9.36	2.24	9.36
#FFFFFF	9.36	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004BB3

Deuteranopia (green-blind)

#0042AD

Tritanopia (blue-blind)

#00536C

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #402faf;
/* rgb */ color: rgb(64, 47, 175);
/* oklch */ color: oklch(41.6% 0.192 280.0);

Tailwind

colors: {
  custom: {
    50: '#836ac8',
    500: '#402faf',
    950: '#000000',
  },
}

SCSS

$custom: #402faf;
$custom-light: #836ac8;
$custom-dark: #000000;

JSON

{
  "hex": "#402faf",
  "rgb": {
    "r": 64,
    "g": 47,
    "b": 175
  },
  "hsl": {
    "h": 247.969,
    "s": 57.658,
    "l": 43.529
  },
  "oklch": {
    "l": 0.41553,
    "c": 0.19163,
    "h": 280
  },
  "luminance": 0.06218
}

Semantic roles & 50–950 ramp

primary

#402FAF

secondary

#BAC475

accent

#E147CC

background

#F8F6FC

surface

#F0EBF8

border

#CBC6D1

text

#0C0613

muted

#7D7A82

Preview Lab

Preview with #402FAF

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

Preview Lab → · Contrast checker → · Palette generator →