#431F61
Closest named color: Royal Purple (#4B006E). oklch(32.5% 0.114 306.1), rgb(67, 31, 97).
Aa
White text reads best on this color (13.06:1).
About this color
#431F61 is a dark, moderately saturated purple. In OKLCH its lightness is 33%, its chroma 0.114 and its hue 306°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Royal Purple (#4B006E), ΔE 0.049 away. White text reads best on it, at 13.06:1.
| Hue family | Purples |
| Lightness | dark (33%) |
| Chroma | moderately saturated (0.114) |
| Temperature | in between |
| Nearest name | Royal Purple (#4B006E) |
| Black text | 1.60:1 |
| White text | 13.06:1 |
Values
| HEX | #431F61 |
| RGB | rgb(67, 31, 97) |
| HSL | hsl(273, 52%, 25%) |
| OKLCH | oklch(32.5% 0.114 306.1) |
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 #431F61 | 13.06:1 | AAA | Lc -102.2 | Preferred for body text |
| Black text on #431F61 | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #431F61 text on white | 13.06:1 | AAA | Lc 98.9 | Preferred for body text |
| #431F61 text on black | 1.60:1 | 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
#F7F4FC
oklch(97.2% 0.011 303.1)
-
Step 100
100
#EEE6F7
oklch(93.6% 0.024 307)
-
Step 200
200
#E1D2F3
oklch(88.6% 0.047 305.9)
-
Step 300
300
#CEB3ED
oklch(80.9% 0.085 305.8)
-
Step 400
400
#B689E4
oklch(70.8% 0.137 306)
-
Step 500
500
#A468DB
oklch(63.1% 0.174 306.1)
-
Step 600
600
#904CC9
oklch(55.7% 0.19 306.2)
-
Step 700
700
#7A3CAE
oklch(49.2% 0.176 305.9)
-
Step 800
800
#63328D
oklch(42.6% 0.147 305.9)
-
Step 900
900 (this color)
#431F61
oklch(32.5% 0.114 306.1)
-
Step 950
950
#2F1B42
oklch(26.9% 0.073 305.8)
#431F61 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) | #003063 | 0.095 |
| Deuteranopia (no green cones) | #103160 | 0.087 |
| Tritanopia (no blue cones) | #3E2D3D | 0.081 |
| Achromatopsia (no color) | #313131 | 0.115 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #431F61
#431F61
oklch(32.5% 0.114 306.1)
- #293B00
#293B00
oklch(32.5% 0.083 126.4)
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 #431F61, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Royal Purple #4B006E ΔE 0.049
- Plum Purple #4E0550 ΔE 0.054
- Deep Violet #490648 ΔE 0.060
- Grape Purple #5D1451 ΔE 0.064
- Indigo #4B0082 ΔE 0.068
- Eggplant Purple #430541 ΔE 0.071
- Space Cadet #2B2D42 ΔE 0.084
- Dark Purple #35063E ΔE 0.085
Use #431F61 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.