#3B2DC1
Closest named color: Majorelle Blue (#3F37C9). oklch(42.7% 0.216 276.3), rgb(59, 45, 193).
Aa
White text reads best on this color (9.00:1).
About this color
#3B2DC1 is a dark, vivid blue. In OKLCH its lightness is 43%, its chroma 0.216 and its hue 276°. Its hue sits on the cool side of the wheel. The nearest named color is Majorelle Blue (#3F37C9), ΔE 0.024 away. White text reads best on it, at 9.00:1.
| Hue family | Blues |
| Lightness | dark (43%) |
| Chroma | vivid (0.216) |
| Temperature | cool |
| Nearest name | Majorelle Blue (#3F37C9) |
| Black text | 2.33:1 |
| White text | 9.00:1 |
Values
| HEX | #3B2DC1 |
| RGB | rgb(59, 45, 193) |
| HSL | hsl(246, 62%, 47%) |
| OKLCH | oklch(42.7% 0.216 276.3) |
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 #3B2DC1 | 9.00:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #3B2DC1 | 2.33:1 | Fails | Lc 14.4 | Not readable |
| #3B2DC1 text on white | 9.00:1 | AAA | Lc 89.6 | Fine for body text |
| #3B2DC1 text on black | 2.33:1 | Fails | Lc -12.6 | 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 800.
-
Step 50
50
#F3F5FF
oklch(97.2% 0.013 277.1)
-
Step 100
100
#E4E9FF
oklch(93.7% 0.03 275.6)
-
Step 200
200
#CFD7FF
oklch(88.6% 0.056 276.3)
-
Step 300
300
#B0BCFF
oklch(81% 0.096 276.2)
-
Step 400
400
#8895FF
oklch(70.6% 0.155 276.4)
-
Step 500
500
#6E76FF
oklch(63.1% 0.2 276.5)
-
Step 600
600
#5851FF
oklch(55.6% 0.248 276.5)
-
Step 700
700
#4932EF
oklch(49.1% 0.261 276.3)
-
Step 800
800 (this color)
#3B2DC1
oklch(42.7% 0.216 276.3)
-
Step 900
900
#302C98
oklch(37.6% 0.169 276.1)
-
Step 950
950
#1C1C59
oklch(27.1% 0.107 276.6)
#3B2DC1 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) | #004FC5 | 0.073 |
| Deuteranopia (no green cones) | #0042BE | 0.054 |
| Tritanopia (no blue cones) | #005976 | 0.171 |
| Achromatopsia (no color) | #494949 | 0.217 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3B2DC1
#3B2DC1
oklch(42.7% 0.216 276.3)
- #5D4E00
#5D4E00
oklch(42.6% 0.088 96.3)
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 #3B2DC1, closest first.
No curated palette has a color within ΔE 0.04 of #3B2DC1.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Majorelle Blue #3F37C9 ΔE 0.024
- Indigo Blue #3A18B1 ΔE 0.042
- Blue Blue #2242C7 ΔE 0.045
- Violet Blue #510AC9 ΔE 0.047
- Sapphire #2138AB ΔE 0.048
- Blue With A Hint Of Purple #533CC6 ΔE 0.052
- Blurple #5539CC ΔE 0.054
- Purple Blue #5D21D0 ΔE 0.062
Use #3B2DC1 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.