#31295E
Closest named color: Prussian Blue (#1D3557). oklch(32% 0.091 287), rgb(49, 41, 94).
Aa
White text reads best on this color (13.04:1).
About this color
#31295E is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.091 and its hue 287°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.047 away. White text reads best on it, at 13.04:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.091) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.60:1 |
| White text | 13.04:1 |
Values
| HEX | #31295E |
| RGB | rgb(49, 41, 94) |
| HSL | hsl(249, 39%, 26%) |
| OKLCH | oklch(32% 0.091 287) |
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 #31295E | 13.04:1 | AAA | Lc -102.4 | Preferred for body text |
| Black text on #31295E | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #31295E text on white | 13.04:1 | AAA | Lc 99.1 | Preferred for body text |
| #31295E 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 950.
-
Step 50
50
#F4F4FF
oklch(97% 0.015 286.1)
-
Step 100
100
#E8E7FE
oklch(93.6% 0.031 287.8)
-
Step 200
200
#D6D4FF
oklch(88.5% 0.059 287.3)
-
Step 300
300
#BCB7FF
oklch(80.9% 0.101 287.1)
-
Step 400
400
#9B8EFF
oklch(70.7% 0.161 286.8)
-
Step 500
500
#866BFF
oklch(63% 0.211 287.1)
-
Step 600
600
#7349F4
oklch(55.6% 0.239 287.1)
-
Step 700
700
#6138D5
oklch(49.2% 0.223 287)
-
Step 800
800
#4F30AC
oklch(42.7% 0.185 287.2)
-
Step 900
900
#402D88
oklch(37.6% 0.144 286.9)
-
Step 950
950 (this color)
#31295E
oklch(32% 0.091 287)
#31295E 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) | #103260 | 0.047 |
| Deuteranopia (no green cones) | #0F2F5D | 0.046 |
| Tritanopia (no blue cones) | #23343F | 0.075 |
| Achromatopsia (no color) | #313131 | 0.091 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31295E
#31295E
oklch(32% 0.091 287)
- #373500
#373500
oklch(32.1% 0.069 107.4)
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 #31295E, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.047
- Marine #042E60 ΔE 0.053
- Space Cadet #2B2D42 ΔE 0.056
- Marine Blue #01386A ΔE 0.061
- Gunmetal #293241 ΔE 0.066
- Midnight Blue #191970 ΔE 0.068
- Dark Blue Grey #1F3B4D ΔE 0.072
- Oxford Blue #1B263B ΔE 0.075
Use #31295E 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.