#302F8D#302F8D

#302F8D is a dark, vivid blue. Relative luminance 0.046; OKLCH L 37.1% C 0.151 H 276.6°. Best body text is #FFFFFF at 10.96:1 contrast (WCAG AA passes).

Color values

HEX	#302F8D
RGB	rgb(48, 47, 141)
HSL	hsl(241, 50%, 37%)
HSV	hsv(241, 67%, 55%)
CMYK	cmyk(66%, 66.7%, 0%, 44.7%)
CIE-LAB	lab(25.51, 31.05, -52.04)
CIE-LCH	lch(25.51, 60.60, 300.83°)
OKLab	oklab(37.07% 0.0173 -0.15)
OKLCH	oklch(37.07% 0.151 276.6)
XYZ	xyz(7.0416, 4.5839, 25.7078)
Luminance	0.0458 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302F8D #8C8D2F

analogous

#2F5D8D #302F8D #5F2F8D

triadic

#302F8D #8D302F #2F8D30

tetradic

#302F8D #8D2F5D #8C8D2F #2F8D5F

square

#302F8D #8D2F5D #8C8D2F #2F8D5F

split-complementary

#302F8D #8D5F2F #5D8D2F

monochromatic

#111031 #20205F #302F8D #403EBB #6A69CD

Accessibility & contrast

On white

10.96

#302F8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#302F8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302F8D

10.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302F8D	#FFFFFF	#000000	##FFFFFF
##302F8D	1.00	10.96	1.92	10.96
#FFFFFF	10.96	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004190

Deuteranopia (green-blind)

#00388B

Tritanopia (blue-blind)

#004759

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #302f8d;
/* rgb */ color: rgb(48, 47, 141);
/* oklch */ color: oklch(37.1% 0.151 276.6);

Tailwind

colors: {
  custom: {
    50: '#7468af',
    500: '#302f8d',
    950: '#000000',
  },
}

SCSS

$custom: #302f8d;
$custom-light: #7468af;
$custom-dark: #000000;

JSON

{
  "hex": "#302f8d",
  "rgb": {
    "r": 48,
    "g": 47,
    "b": 141
  },
  "hsl": {
    "h": 240.638,
    "s": 50,
    "l": 36.863
  },
  "oklch": {
    "l": 0.37073,
    "c": 0.15103,
    "h": 276.6
  },
  "luminance": 0.04584
}

Semantic roles & 50–950 ramp

primary

#302F8D

secondary

#B3B464

accent

#DA4ED8

background

#F7F6FA

surface

#EDEBF5

border

#C8C6CF

text

#090610

muted

#7B7A7F

Preview Lab

Preview with #302F8D

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

Preview Lab → · Contrast checker → · Palette generator →