#301F50
Closest named color: Space Cadet (#2B2D42). oklch(28.8% 0.087 296.6), rgb(48, 31, 80).
Aa
White text reads best on this color (14.60:1).
About this color
#301F50 is a dark, moderately saturated purple. In OKLCH its lightness is 29%, its chroma 0.087 and its hue 297°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.054 away. White text reads best on it, at 14.60:1.
| Hue family | Purples |
| Lightness | dark (29%) |
| Chroma | moderately saturated (0.087) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.43:1 |
| White text | 14.60:1 |
Values
| HEX | #301F50 |
| RGB | rgb(48, 31, 80) |
| HSL | hsl(261, 44%, 22%) |
| OKLCH | oklch(28.8% 0.087 296.6) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #301F50 | 14.60:1 | AAA | Lc -104.1 | Preferred for body text |
| Black text on #301F50 | 1.43:1 | Fails | Lc 0.0 | Not readable |
| #301F50 text on white | 14.60:1 | AAA | Lc 101.2 | Preferred for body text |
| #301F50 text on black | 1.43:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#F6F4FE
oklch(97.2% 0.013 295.3)
-
Step 100
100
#EBE6FC
oklch(93.5% 0.03 296.2)
-
Step 200
200
#DCD2FB
oklch(88.5% 0.057 296.4)
-
Step 300
300
#C7B3FB
oklch(80.9% 0.102 296.8)
-
Step 400
400
#AC88F9
oklch(70.8% 0.163 296.7)
-
Step 500
500
#9964F6
oklch(63.1% 0.209 296.7)
-
Step 600
600
#8545E5
oklch(55.6% 0.227 296.5)
-
Step 700
700
#7134C7
oklch(49.1% 0.212 296.6)
-
Step 800
800
#5C2DA1
oklch(42.7% 0.176 296.7)
-
Step 900
900
#4B2B80
oklch(37.8% 0.137 296.6)
-
Step 950
950 (this color)
#301F50
oklch(28.8% 0.087 296.6)
#301F50 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #082952 | 0.059 |
| Deuteranopia (no green cones) | #0E284F | 0.055 |
| Tritanopia (no blue cones) | #292934 | 0.067 |
| Achromatopsia (no color) | #292929 | 0.087 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #301F50
#301F50
oklch(28.8% 0.087 296.6)
- #292F00
#292F00
oklch(28.9% 0.067 117.1)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #301F50, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.054
- Oxford Blue #1B263B ΔE 0.060
- Dark Purple #35063E ΔE 0.061
- Dark Indigo #1F0954 ΔE 0.064
- Eggplant Purple #430541 ΔE 0.066
- Prussian Blue #1D3557 ΔE 0.067
- Marine #042E60 ΔE 0.068
- Deep Purple #36013F ΔE 0.068
Use #301F50 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.