#31295C
Closest named color: Prussian Blue (#1D3557). oklch(31.9% 0.088 287.5), rgb(49, 41, 92).
Aa
White text reads best on this color (13.10:1).
About this color
#31295C is a dark, moderately saturated purple. In OKLCH its lightness is 32%, its chroma 0.088 and its hue 288°. Its hue sits on the cool side of the wheel. The nearest named color is Prussian Blue (#1D3557), ΔE 0.046 away. White text reads best on it, at 13.10:1.
| Hue family | Purples |
| Lightness | dark (32%) |
| Chroma | moderately saturated (0.088) |
| Temperature | cool |
| Nearest name | Prussian Blue (#1D3557) |
| Black text | 1.60:1 |
| White text | 13.10:1 |
Values
| HEX | #31295C |
| RGB | rgb(49, 41, 92) |
| HSL | hsl(249, 38%, 26%) |
| OKLCH | oklch(31.9% 0.088 287.5) |
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 #31295C | 13.10:1 | AAA | Lc -102.5 | Preferred for body text |
| Black text on #31295C | 1.60:1 | Fails | Lc 0.0 | Not readable |
| #31295C text on white | 13.10:1 | AAA | Lc 99.2 | Preferred for body text |
| #31295C 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
#F5F4FF
oklch(97.1% 0.015 290.3)
-
Step 100
100
#E8E7FE
oklch(93.6% 0.031 287.8)
-
Step 200
200
#D6D4FE
oklch(88.5% 0.058 287.3)
-
Step 300
300
#BCB7FF
oklch(80.9% 0.101 287.1)
-
Step 400
400
#9C8DFF
oklch(70.6% 0.163 287.5)
-
Step 500
500
#876BFF
oklch(63.1% 0.211 287.5)
-
Step 600
600
#734CEF
oklch(55.6% 0.23 287.4)
-
Step 700
700
#613BD0
oklch(49.1% 0.214 287.4)
-
Step 800
800
#4F32A8
oklch(42.6% 0.178 287.6)
-
Step 900
900
#412E85
oklch(37.6% 0.139 287.9)
-
Step 950
950 (this color)
#31295C
oklch(31.9% 0.088 287.5)
#31295C 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) | #12325E | 0.046 |
| Deuteranopia (no green cones) | #122F5B | 0.044 |
| Tritanopia (no blue cones) | #24343E | 0.074 |
| Achromatopsia (no color) | #303030 | 0.088 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #31295C
#31295C
oklch(31.9% 0.088 287.5)
- #363400
#363400
oklch(31.7% 0.068 107.4)
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 #31295C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Prussian Blue #1D3557 ΔE 0.046
- Space Cadet #2B2D42 ΔE 0.052
- Marine #042E60 ΔE 0.053
- Marine Blue #01386A ΔE 0.062
- Gunmetal #293241 ΔE 0.063
- Midnight Blue #191970 ΔE 0.070
- Dark Blue Grey #1F3B4D ΔE 0.070
- Oxford Blue #1B263B ΔE 0.072
Use #31295C 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.