#302F91#302F91

#302F91 is a dark, vivid blue. Relative luminance 0.047; OKLCH L 37.4% C 0.156 H 276.2°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#302F91
RGB	rgb(48, 47, 145)
HSL	hsl(241, 51%, 38%)
HSV	hsv(241, 68%, 57%)
CMYK	cmyk(66.9%, 67.6%, 0%, 43.1%)
CIE-LAB	lab(25.88, 32.46, -53.92)
CIE-LCH	lch(25.88, 62.93, 301.05°)
OKLab	oklab(37.45% 0.0169 -0.1556)
OKLCH	oklch(37.45% 0.156 276.2)
XYZ	xyz(7.3446, 4.7051, 27.3037)
Luminance	0.0471 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#302F91 #90912F

analogous

#2F5F91 #302F91 #612F91

triadic

#302F91 #91302F #2F9130

tetradic

#302F91 #912F5F #90912F #2F9161

square

#302F91 #912F5F #90912F #2F9161

split-complementary

#302F91 #91612F #5F912F

monochromatic

#111135 #212063 #302F91 #3F3EBF #6C6BCF

Accessibility & contrast

On white

10.82

#302F91 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#302F91 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #302F91

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##302F91	#FFFFFF	#000000	##FFFFFF
##302F91	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004294

Deuteranopia (green-blind)

#00398F

Tritanopia (blue-blind)

#00495C

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #302f91;
/* rgb */ color: rgb(48, 47, 145);
/* oklch */ color: oklch(37.4% 0.156 276.2);

Tailwind

colors: {
  custom: {
    50: '#7568b2',
    500: '#302f91',
    950: '#000000',
  },
}

SCSS

$custom: #302f91;
$custom-light: #7568b2;
$custom-dark: #000000;

JSON

{
  "hex": "#302f91",
  "rgb": {
    "r": 48,
    "g": 47,
    "b": 145
  },
  "hsl": {
    "h": 240.612,
    "s": 51.042,
    "l": 37.647
  },
  "oklch": {
    "l": 0.37448,
    "c": 0.15647,
    "h": 276.2
  },
  "luminance": 0.04706
}

Semantic roles & 50–950 ramp

primary

#302F91

secondary

#B5B665

accent

#DB4DD9

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#090611

muted

#7B7A80

Preview Lab

Preview with #302F91

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

Preview Lab → · Contrast checker → · Palette generator →