#3C355B
Closest named color: Prussian Blue (#1D3557). oklch(35.4% 0.065 291.2), rgb(60, 53, 91).
Aa
White text reads best on this color (11.33:1).
About this color
#3C355B is a dark, muted purple. In OKLCH its lightness is 35%, its chroma 0.065 and its hue 291°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.047 away. White text reads best on it, at 11.33:1.
| Hue family | Purples |
| Lightness | dark (35%) |
| Chroma | muted (0.065) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.85:1 |
| White text | 11.33:1 |
Values
| HEX | #3C355B |
| RGB | rgb(60, 53, 91) |
| HSL | hsl(251, 26%, 28%) |
| OKLCH | oklch(35.4% 0.065 291.2) |
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 #3C355B | 11.33:1 | AAA | Lc -99.8 | Preferred for body text |
| Black text on #3C355B | 1.85:1 | Fails | Lc 7.8 | Not readable |
| #3C355B text on white | 11.33:1 | AAA | Lc 96.1 | Preferred for body text |
| #3C355B text on black | 1.85:1 | 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
#F5F5FA
oklch(97.2% 0.007 286.3)
-
Step 100
100
#EAE8F3
oklch(93.6% 0.015 294.5)
-
Step 200
200
#D9D6EA
oklch(88.4% 0.027 292.7)
-
Step 300
300
#C0BCDE
oklch(80.9% 0.048 290.7)
-
Step 400
400
#A098CE
oklch(70.6% 0.078 291)
-
Step 500
500
#8A7EC1
oklch(63.1% 0.1 291.5)
-
Step 600
600
#7467AE
oklch(55.7% 0.108 290.9)
-
Step 700
700
#625595
oklch(49.1% 0.101 291.6)
-
Step 800
800
#504679
oklch(42.8% 0.083 291.5)
-
Step 900
900 (this color)
#3C355B
oklch(35.4% 0.065 291.2)
-
Step 950
950
#262339
oklch(27% 0.04 289.7)
#3C355B 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) | #2A3B5C | 0.031 |
| Deuteranopia (no green cones) | #2A395A | 0.030 |
| Tritanopia (no blue cones) | #353C43 | 0.055 |
| Achromatopsia (no color) | #3A3A3A | 0.065 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C355B
#3C355B
oklch(35.4% 0.065 291.2)
- #3D3F11
#3D3F11
oklch(35.5% 0.066 111.7)
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 #3C355B, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.047
- Dark Blue Grey #1F3B4D ΔE 0.055
- Onyx #343A40 ΔE 0.057
- Dark Grey Blue #29465B ΔE 0.057
- Space Cadet #2B2D42 ΔE 0.057
- Gunmetal #293241 ΔE 0.058
- Charcoal #264653 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.066
Use #3C355B 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.