#51314D
Closest named color: Purple Brown (#673A3F). oklch(36.3% 0.063 331.3), rgb(81, 49, 77).
Aa
White text reads best on this color (11.07:1).
About this color
#51314D is a dark, muted purple. In OKLCH its lightness is 36%, its chroma 0.063 and its hue 331°. Its hue sits between the warm and cool halves of the wheel. The nearest named color is Purple Brown (#673A3F), ΔE 0.062 away. White text reads best on it, at 11.07:1.
| Hue family | Purples |
| Lightness | dark (36%) |
| Chroma | muted (0.063) |
| Temperature | in between |
| Nearest name | Purple Brown (#673A3F) |
| Black text | 1.89:1 |
| White text | 11.07:1 |
Values
| HEX | #51314D |
| RGB | rgb(81, 49, 77) |
| HSL | hsl(308, 25%, 25%) |
| OKLCH | oklch(36.3% 0.063 331.3) |
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 #51314D | 11.07:1 | AAA | Lc -99.3 | Preferred for body text |
| Black text on #51314D | 1.89:1 | Fails | Lc 8.4 | Not readable |
| #51314D text on white | 11.07:1 | AAA | Lc 95.5 | Preferred for body text |
| #51314D text on black | 1.89:1 | 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
#F8F4F7
oklch(97.1% 0.006 334)
-
Step 100
100
#F0E7EE
oklch(93.7% 0.013 333)
-
Step 200
200
#E4D3E1
oklch(88.5% 0.026 331.6)
-
Step 300
300
#D3B6CF
oklch(80.9% 0.047 330.5)
-
Step 400
400
#BD8FB6
oklch(70.6% 0.077 331.7)
-
Step 500
500
#AC73A4
oklch(63.1% 0.098 331.7)
-
Step 600
600
#965B8F
oklch(55.5% 0.105 331.2)
-
Step 700
700
#804B7A
oklch(49.2% 0.097 331.1)
-
Step 800
800
#683D63
oklch(42.6% 0.082 331.2)
-
Step 900
900 (this color)
#51314D
oklch(36.3% 0.063 331.3)
-
Step 950
950
#321F2F
oklch(27% 0.04 332.3)
#51314D 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) | #30394E | 0.061 |
| Deuteranopia (no green cones) | #383D4C | 0.055 |
| Tritanopia (no blue cones) | #54333B | 0.034 |
| Achromatopsia (no color) | #3C3C3C | 0.064 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #51314D
#51314D
oklch(36.3% 0.063 331.3)
- #22472D
#22472D
oklch(36.2% 0.062 151.8)
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 #51314D, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Purple Brown #673A3F ΔE 0.062
- Onyx #343A40 ΔE 0.065
- Charcoal Grey #3C4142 ΔE 0.067
- Grape Purple #5D1451 ΔE 0.068
- Space Cadet #2B2D42 ΔE 0.076
- Gunmetal #293241 ΔE 0.077
- Dark Grey Blue #29465B ΔE 0.083
- Dark Blue Grey #1F3B4D ΔE 0.084
Use #51314D 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.