#301F96#301F96

#301F96 is a dark, vivid blue. Relative luminance 0.038; OKLCH L 35.6% C 0.180 H 278.5°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#301F96
RGB	rgb(48, 31, 150)
HSL	hsl(249, 66%, 35%)
HSV	hsv(249, 79%, 59%)
CMYK	cmyk(68%, 79.3%, 0%, 41.2%)
CIE-LAB	lab(23.03, 43.44, -61.68)
CIE-LCH	lch(23.03, 75.44, 305.15°)
OKLab	oklab(35.57% 0.0266 -0.1782)
OKLCH	oklch(35.57% 0.18 278.5)
XYZ	xyz(7.2122, 3.8097, 29.2035)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301F96 #85961F

analogous

#1F4A96 #301F96 #6B1F96

triadic

#301F96 #96301F #1F9630

tetradic

#301F96 #961F4A #85961F #1F966B

square

#301F96 #961F4A #85961F #1F966B

split-complementary

#301F96 #966B1F #4A961F

monochromatic

#100A31 #201563 #301F96 #4029C9 #6754DC

Accessibility & contrast

On white

11.92

#301F96 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#301F96 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301F96

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301F96	#FFFFFF	#000000	##FFFFFF
##301F96	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B99

Deuteranopia (green-blind)

#003294

Tritanopia (blue-blind)

#00435A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #301f96;
/* rgb */ color: rgb(48, 31, 150);
/* oklch */ color: oklch(35.6% 0.180 278.5);

Tailwind

colors: {
  custom: {
    50: '#785eb6',
    500: '#301f96',
    950: '#000000',
  },
}

SCSS

$custom: #301f96;
$custom-light: #785eb6;
$custom-dark: #000000;

JSON

{
  "hex": "#301f96",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 150
  },
  "hsl": {
    "h": 248.571,
    "s": 65.746,
    "l": 35.49
  },
  "oklch": {
    "l": 0.35572,
    "c": 0.18014,
    "h": 278.5
  },
  "luminance": 0.0381
}

Semantic roles & 50–950 ramp

primary

#301F96

secondary

#AFBF52

accent

#E93FD0

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #301F96

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

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