#301E8D#301E8D

#301E8D is a dark, vivid blue. Relative luminance 0.035; OKLCH L 34.5% C 0.170 H 280.0°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#301E8D
RGB	rgb(48, 30, 141)
HSL	hsl(250, 65%, 34%)
HSV	hsv(250, 79%, 55%)
CMYK	cmyk(66%, 78.7%, 0%, 44.7%)
CIE-LAB	lab(21.87, 41.12, -58.02)
CIE-LCH	lch(21.87, 71.12, 305.33°)
OKLab	oklab(34.47% 0.0296 -0.1675)
OKLCH	oklch(34.47% 0.17 280)
XYZ	xyz(6.4894, 3.4795, 25.5238)
Luminance	0.0348 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#301E8D #7B8D1E

analogous

#1E438D #301E8D #671E8D

triadic

#301E8D #8D301E #1E8D30

tetradic

#301E8D #8D1E43 #7B8D1E #1E8D67

square

#301E8D #8D1E43 #7B8D1E #1E8D67

split-complementary

#301E8D #8D671E #438D1E

monochromatic

#0E0928 #1F135B #301E8D #4129BF #634CD9

Accessibility & contrast

On white

12.38

#301E8D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#301E8D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #301E8D

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##301E8D	#FFFFFF	#000000	##FFFFFF
##301E8D	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003890

Deuteranopia (green-blind)

#00308B

Tritanopia (blue-blind)

#003F55

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #301e8d;
/* rgb */ color: rgb(48, 30, 141);
/* oklch */ color: oklch(34.5% 0.170 280.0);

Tailwind

colors: {
  custom: {
    50: '#765daf',
    500: '#301e8d',
    950: '#000000',
  },
}

SCSS

$custom: #301e8d;
$custom-light: #765daf;
$custom-dark: #000000;

JSON

{
  "hex": "#301e8d",
  "rgb": {
    "r": 48,
    "g": 30,
    "b": 141
  },
  "hsl": {
    "h": 249.73,
    "s": 64.912,
    "l": 33.529
  },
  "oklch": {
    "l": 0.34468,
    "c": 0.1701,
    "h": 280
  },
  "luminance": 0.0348
}

Semantic roles & 50–950 ramp

primary

#301E8D

secondary

#A9BC4B

accent

#E840CD

background

#F7F5FA

surface

#EEE9F5

border

#C9C5CF

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #301E8D

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

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