#302F9F#302F9F

#302F9F is a dark, vivid blue. Relative luminance 0.052; OKLCH L 38.8% C 0.175 H 274.9°. Best body text is #FFFFFF at 10.33:1 contrast (WCAG AA passes).

Color values

HEX	#302F9F
RGB	rgb(48, 47, 159)
HSL	hsl(241, 54%, 40%)
HSV	hsv(241, 70%, 62%)
CMYK	cmyk(69.8%, 70.4%, 0%, 37.6%)
CIE-LAB	lab(27.20, 37.33, -60.33)
CIE-LCH	lch(27.20, 70.95, 301.75°)
OKLab	oklab(38.8% 0.0151 -0.1743)
OKLCH	oklch(38.8% 0.175 274.9)
XYZ	xyz(8.4914, 5.1638, 33.3434)
Luminance	0.0517 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302F9F #9E9F2F

analogous

#2F669F #302F9F #682F9F

triadic

#302F9F #9F302F #2F9F30

tetradic

#302F9F #9F2F66 #9E9F2F #2F9F68

square

#302F9F #9F2F66 #9E9F2F #2F9F68

split-complementary

#302F9F #9F682F #669F2F

monochromatic

#131341 #222170 #302F9F #4544C8 #7473D6

Accessibility & contrast

On white

10.33

#302F9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#302F9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302F9F

10.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302F9F	#FFFFFF	#000000	##FFFFFF
##302F9F	1.00	10.33	2.03	10.33
#FFFFFF	10.33	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0045A2

Deuteranopia (green-blind)

#003B9D

Tritanopia (blue-blind)

#004E63

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #302f9f;
/* rgb */ color: rgb(48, 47, 159);
/* oklch */ color: oklch(38.8% 0.175 274.9);

Tailwind

colors: {
  custom: {
    50: '#7868bc',
    500: '#302f9f',
    950: '#000000',
  },
}

SCSS

$custom: #302f9f;
$custom-light: #7868bc;
$custom-dark: #000000;

JSON

{
  "hex": "#302f9f",
  "rgb": {
    "r": 48,
    "g": 47,
    "b": 159
  },
  "hsl": {
    "h": 240.536,
    "s": 54.369,
    "l": 40.392
  },
  "oklch": {
    "l": 0.38804,
    "c": 0.17498,
    "h": 274.9
  },
  "luminance": 0.05165
}

Semantic roles & 50–950 ramp

primary

#302F9F

secondary

#BDBD6D

accent

#DE4ADC

background

#F7F6FB

surface

#EEEBF7

border

#C9C6D0

text

#0A0612

muted

#7C7A81

Preview Lab

Preview with #302F9F

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

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