#31174D
Closest named color: Dark Purple (#35063E). oklch(27.3% 0.096 302.6), rgb(49, 23, 77).
Aa
White text reads best on this color (15.43:1).
About this color
#31174D is a dark, moderately saturated purple. In OKLCH its lightness is 27%, its chroma 0.096 and its hue 303°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Dark Purple (#35063E), ΔE 0.043 away. White text reads best on it, at 15.43:1.
| Hue family | Purples |
| Lightness | dark (27%) |
| Chroma | moderately saturated (0.096) |
| Temperature | in between |
| Nearest name | Dark Purple (#35063E) |
| Black text | 1.36:1 |
| White text | 15.43:1 |
Values
| HEX | #31174D |
| RGB | rgb(49, 23, 77) |
| HSL | hsl(269, 54%, 20%) |
| OKLCH | oklch(27.3% 0.096 302.6) |
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 #31174D | 15.43:1 | AAA | Lc -104.8 | Preferred for body text |
| Black text on #31174D | 1.36:1 | Fails | Lc 0.0 | Not readable |
| #31174D text on white | 15.43:1 | AAA | Lc 102.0 | Preferred for body text |
| #31174D text on black | 1.36:1 | 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 950.
-
Step 50
50
#F7F3FE
oklch(97% 0.015 302.6)
-
Step 100
100
#EEE5FD
oklch(93.6% 0.033 302.7)
-
Step 200
200
#E1D0FC
oklch(88.5% 0.062 302.7)
-
Step 300
300
#CFAFFE
oklch(81% 0.114 302.5)
-
Step 400
400
#B880FD
oklch(70.8% 0.182 302.7)
-
Step 500
500
#A758FA
oklch(63.2% 0.232 302.6)
-
Step 600
600
#9332E9
oklch(55.6% 0.252 302.6)
-
Step 700
700
#7E20CB
oklch(49.2% 0.236 302.8)
-
Step 800
800
#6620A4
oklch(42.8% 0.194 302.6)
-
Step 900
900
#532382
oklch(37.8% 0.151 302.8)
-
Step 950
950 (this color)
#31174D
oklch(27.3% 0.096 302.6)
#31174D 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) | #00244F | 0.075 |
| Deuteranopia (no green cones) | #06244C | 0.071 |
| Tritanopia (no blue cones) | #2B232F | 0.072 |
| Achromatopsia (no color) | #242424 | 0.097 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31174D
#31174D
oklch(27.3% 0.096 302.6)
- #212C00
#212C00
oklch(27.3% 0.067 123.1)
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 #31174D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Purple #35063E ΔE 0.043
- Deep Purple #36013F ΔE 0.049
- Dark Indigo #1F0954 ΔE 0.053
- Eggplant Purple #430541 ΔE 0.053
- Eggplant #380835 ΔE 0.054
- Deep Violet #490648 ΔE 0.059
- Aubergine #3D0734 ΔE 0.059
- Midnight Purple #280137 ΔE 0.067
Use #31174D 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.