#301F86#301F86

#301F86 is a dark, vivid blue. Relative luminance 0.033; OKLCH L 33.9% C 0.160 H 281.1°. Best body text is #FFFFFF at 12.61:1 contrast (WCAG AA passes).

Color values

HEX	#301F86
RGB	rgb(48, 31, 134)
HSL	hsl(250, 62%, 32%)
HSV	hsv(250, 77%, 53%)
CMYK	cmyk(64.2%, 76.9%, 0%, 47.5%)
CIE-LAB	lab(21.32, 38.36, -54.56)
CIE-LCH	lch(21.32, 66.69, 305.11°)
OKLab	oklab(33.86% 0.0308 -0.1574)
OKLCH	oklch(33.86% 0.16 281.1)
XYZ	xyz(6.0106, 3.3291, 22.8755)
Luminance	0.0333 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301F86 #75861F

analogous

#1F4286 #301F86 #641F86

triadic

#301F86 #86301F #1F8630

tetradic

#301F86 #861F42 #75861F #1F8664

square

#301F86 #861F42 #75861F #1F8664

split-complementary

#301F86 #86641F #42861F

monochromatic

#0C0823 #1E1454 #301F86 #422AB8 #614AD5

Accessibility & contrast

On white

12.61

#301F86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#301F86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301F86

12.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301F86	#FFFFFF	#000000	##FFFFFF
##301F86	1.00	12.61	1.67	12.61
#FFFFFF	12.61	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003789

Deuteranopia (green-blind)

#002F84

Tritanopia (blue-blind)

#003C51

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #301f86;
/* rgb */ color: rgb(48, 31, 134);
/* oklch */ color: oklch(33.9% 0.160 281.1);

Tailwind

colors: {
  custom: {
    50: '#745daa',
    500: '#301f86',
    950: '#000000',
  },
}

SCSS

$custom: #301f86;
$custom-light: #745daa;
$custom-dark: #000000;

JSON

{
  "hex": "#301f86",
  "rgb": {
    "r": 48,
    "g": 31,
    "b": 134
  },
  "hsl": {
    "h": 249.903,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.33856,
    "c": 0.16038,
    "h": 281.1
  },
  "luminance": 0.0333
}

Semantic roles & 50–950 ramp

primary

#301F86

secondary

#A5B849

accent

#E542CB

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#090410

muted

#7B797F

Preview Lab

Preview with #301F86

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

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