#3A2D57
Closest named color: Space Cadet (#2B2D42). oklch(33.3% 0.073 296.5), rgb(58, 45, 87).
Aa
White text reads best on this color (12.40:1).
About this color
#3A2D57 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.073 and its hue 296°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Space Cadet (#2B2D42), ΔE 0.047 away. White text reads best on it, at 12.40:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.073) |
| Temperature | in between |
| Nearest name | Space Cadet (#2B2D42) |
| Black text | 1.69:1 |
| White text | 12.40:1 |
Values
| HEX | #3A2D57 |
| RGB | rgb(58, 45, 87) |
| HSL | hsl(259, 32%, 26%) |
| OKLCH | oklch(33.3% 0.073 296.5) |
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 #3A2D57 | 12.40:1 | AAA | Lc -101.6 | Preferred for body text |
| Black text on #3A2D57 | 1.69:1 | Fails | Lc 0.0 | Not readable |
| #3A2D57 text on white | 12.40:1 | AAA | Lc 98.1 | Preferred for body text |
| #3A2D57 text on black | 1.69:1 | 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
#EBE8F4
oklch(93.7% 0.016 297.5)
-
Step 200
200
#DBD5EB
oklch(88.4% 0.031 298.2)
-
Step 300
300
#C3BAE1
oklch(80.9% 0.055 295.7)
-
Step 400
400
#A695D1
oklch(70.7% 0.088 297.1)
-
Step 500
500
#907AC5
oklch(63% 0.112 296.5)
-
Step 600
600
#7B62B2
oklch(55.6% 0.123 296.6)
-
Step 700
700
#685199
oklch(49.2% 0.114 296.7)
-
Step 800
800
#54437C
oklch(42.7% 0.093 296)
-
Step 900
900 (this color)
#3A2D57
oklch(33.3% 0.073 296.5)
-
Step 950
950
#29213A
oklch(26.9% 0.047 297.9)
#3A2D57 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) | #203459 | 0.043 |
| Deuteranopia (no green cones) | #233456 | 0.041 |
| Tritanopia (no blue cones) | #34353D | 0.060 |
| Achromatopsia (no color) | #343434 | 0.074 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3A2D57
#3A2D57
oklch(33.3% 0.073 296.5)
- #343A04
#343A04
oklch(33.2% 0.072 116.2)
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 #3A2D57, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Space Cadet #2B2D42 ΔE 0.047
- Prussian Blue #1D3557 ΔE 0.048
- Gunmetal #293241 ΔE 0.055
- Dark Blue Grey #1F3B4D ΔE 0.063
- Onyx #343A40 ΔE 0.066
- Marine #042E60 ΔE 0.069
- Marine Blue #01386A ΔE 0.071
- Midnight Green #073B4C ΔE 0.077
Use #3A2D57 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.