#3C3DA3
Closest named color: Blueberry (#464196). oklch(42.4% 0.161 276.7), rgb(60, 61, 163).
Aa
White text reads best on this color (8.79:1).
About this color
#3C3DA3 is a dark, vivid blue. In OKLCH its lightness is 42%, its chroma 0.161 and its hue 277°. Its hue sits on the cool side of the wheel. The nearest named color is Blueberry (#464196), ΔE 0.029 away. White text reads best on it, at 8.79:1.
| Hue family | Blues |
| Lightness | dark (42%) |
| Chroma | vivid (0.161) |
| Temperature | cool |
| Nearest name | Blueberry (#464196) |
| Black text | 2.38:1 |
| White text | 8.79:1 |
Values
| HEX | #3C3DA3 |
| RGB | rgb(60, 61, 163) |
| HSL | hsl(239, 46%, 44%) |
| OKLCH | oklch(42.4% 0.161 276.7) |
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 #3C3DA3 | 8.79:1 | AAA | Lc -94.1 | Preferred for body text |
| Black text on #3C3DA3 | 2.38:1 | Fails | Lc 14.4 | Not readable |
| #3C3DA3 text on white | 8.79:1 | AAA | Lc 89.6 | Fine for body text |
| #3C3DA3 text on black | 2.38:1 | 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
#F3F5FE
oklch(97.1% 0.012 276.1)
-
Step 100
100
#E5E9FD
oklch(93.7% 0.027 276.8)
-
Step 200
200
#D0D7FC
oklch(88.6% 0.052 276.9)
-
Step 300
300
#B0BCFD
oklch(80.9% 0.093 276)
-
Step 400
400
#8996FD
oklch(70.8% 0.15 276.4)
-
Step 500
500
#6F77FA
oklch(63% 0.192 276.7)
-
Step 600
600
#5A5CE9
oklch(55.6% 0.208 276.6)
-
Step 700
700
#4B4ACB
oklch(49.1% 0.194 276.9)
-
Step 800
800 (this color)
#3C3DA3
oklch(42.4% 0.161 276.7)
-
Step 900
900
#333682
oklch(37.6% 0.125 276.8)
-
Step 950
950
#1D214C
oklch(27.1% 0.078 275.8)
#3C3DA3 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) | #004FA6 | 0.058 |
| Deuteranopia (no green cones) | #0046A1 | 0.050 |
| Tritanopia (no blue cones) | #00566A | 0.134 |
| Achromatopsia (no color) | #4B4B4B | 0.161 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C3DA3
#3C3DA3
oklch(42.4% 0.161 276.7)
- #5C4D00
#5C4D00
oklch(42.3% 0.087 96.2)
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 #3C3DA3, closest first.
No curated palette has a color within ΔE 0.04 of #3C3DA3.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Blueberry #464196 ΔE 0.029
- Sapphire #2138AB ΔE 0.039
- Dark Slate Blue #483D8B ΔE 0.044
- Cobalt #1E488F ΔE 0.054
- Majorelle Blue #3F37C9 ΔE 0.061
- Blue Blue #2242C7 ΔE 0.064
- Indigo Blue #3A18B1 ΔE 0.066
- Blue With A Hint Of Purple #533CC6 ΔE 0.066
Use #3C3DA3 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.