#333147
Closest named color: Gunmetal (#293241). oklch(32.5% 0.039 288.2), rgb(51, 49, 71).
Aa
White text reads best on this color (12.56:1).
About this color
#333147 is a dark, muted purple. In OKLCH its lightness is 33%, its chroma 0.039 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Gunmetal (#293241), ΔE 0.021 away. White text reads best on it, at 12.56:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | muted (0.039) |
| Temperature | cool |
| Nearest name | Gunmetal (#293241) |
| Black text | 1.67:1 |
| White text | 12.56:1 |
Values
| HEX | #333147 |
| RGB | rgb(51, 49, 71) |
| HSL | hsl(245, 18%, 24%) |
| OKLCH | oklch(32.5% 0.039 288.2) |
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 #333147 | 12.56:1 | AAA | Lc -101.9 | Preferred for body text |
| Black text on #333147 | 1.67:1 | Fails | Lc 0.0 | Not readable |
| #333147 text on white | 12.56:1 | AAA | Lc 98.5 | Preferred for body text |
| #333147 text on black | 1.67:1 | 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 900.
-
Step 50
50
#F5F5F8
oklch(97.1% 0.004 286.3)
-
Step 100
100
#E9E9EF
oklch(93.6% 0.008 286.2)
-
Step 200
200
#D8D8E3
oklch(88.5% 0.015 286.1)
-
Step 300
300
#BFBED3
oklch(80.9% 0.029 287.9)
-
Step 400
400
#9F9CBD
oklch(70.6% 0.048 289.3)
-
Step 500
500
#8784AC
oklch(63.1% 0.06 288)
-
Step 600
600
#716D97
oklch(55.5% 0.065 288.5)
-
Step 700
700
#5F5B81
oklch(49% 0.06 288.8)
-
Step 800
800
#4D4B69
oklch(42.7% 0.049 287.2)
-
Step 900
900 (this color)
#333147
oklch(32.5% 0.039 288.2)
-
Step 950
950
#262532
oklch(27.1% 0.024 288.2)
#333147 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) | #2B3448 | 0.015 |
| Deuteranopia (no green cones) | #2B3346 | 0.014 |
| Tritanopia (no blue cones) | #2F3539 | 0.033 |
| Achromatopsia (no color) | #333333 | 0.039 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #333147
#333147
oklch(32.5% 0.039 288.2)
- #36361E
#36361E
oklch(32.6% 0.039 108.4)
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 #333147, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Gunmetal #293241 ΔE 0.021
- Space Cadet #2B2D42 ΔE 0.021
- Onyx #343A40 ΔE 0.036
- Dark Blue Grey #1F3B4D ΔE 0.039
- Prussian Blue #1D3557 ΔE 0.040
- Midnight Green #073B4C ΔE 0.053
- Oxford Blue #1B263B ΔE 0.059
- Charcoal Grey #3C4142 ΔE 0.059
Use #333147 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.