#3C2E58
Closest named color: Prussian Blue (#1D3557). oklch(33.8% 0.073 297.7), rgb(60, 46, 88).
Aa
White text reads best on this color (12.18:1).
About this color
#3C2E58 is a dark, moderately saturated purple. In OKLCH its lightness is 34%, its chroma 0.073 and its hue 298°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.050 away. White text reads best on it, at 12.18:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.72:1 |
| White text | 12.18:1 |
Values
| HEX | #3C2E58 |
| RGB | rgb(60, 46, 88) |
| HSL | hsl(260, 31%, 26%) |
| OKLCH | oklch(33.8% 0.073 297.7) |
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 #3C2E58 | 12.18:1 | AAA | Lc -101.2 | Preferred for body text |
| Black text on #3C2E58 | 1.72:1 | Fails | Lc 0.0 | Not readable |
| #3C2E58 text on white | 12.18:1 | AAA | Lc 97.7 | Preferred for body text |
| #3C2E58 text on black | 1.72:1 | 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
#F6F4FA
oklch(97% 0.008 301.4)
-
Step 100
100
#EBE8F3
oklch(93.7% 0.015 298.6)
-
Step 200
200
#DBD5EB
oklch(88.4% 0.031 298.2)
-
Step 300
300
#C4BAE0
oklch(80.9% 0.054 297.2)
-
Step 400
400
#A795D1
oklch(70.7% 0.088 297.9)
-
Step 500
500
#927AC5
oklch(63.2% 0.113 297.8)
-
Step 600
600
#7C62B1
oklch(55.6% 0.121 297.5)
-
Step 700
700
#695198
oklch(49.2% 0.112 297.7)
-
Step 800
800
#55427B
oklch(42.6% 0.094 297.7)
-
Step 900
900 (this color)
#3C2E58
oklch(33.8% 0.073 297.7)
-
Step 950
950
#29213A
oklch(26.9% 0.047 297.9)
#3C2E58 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) | #22365A | 0.045 |
| Deuteranopia (no green cones) | #243557 | 0.042 |
| Tritanopia (no blue cones) | #36363E | 0.060 |
| Achromatopsia (no color) | #353535 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3C2E58
#3C2E58
oklch(33.8% 0.073 297.7)
- #343C06
#343C06
oklch(33.7% 0.074 118.1)
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 #3C2E58, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.051
- Gunmetal #293241 ΔE 0.057
- Dark Blue Grey #1F3B4D ΔE 0.064
- Onyx #343A40 ΔE 0.066
- Marine Blue #01386A ΔE 0.072
- Marine #042E60 ΔE 0.073
- Dark Grey Blue #29465B ΔE 0.075
Use #3C2E58 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.