#45313C
Closest named color: Onyx (#343A40). oklch(34% 0.034 344.9), rgb(69, 49, 60).
Aa
White text reads best on this color (11.94:1).
About this color
#45313C is a dark, muted purple. In OKLCH its lightness is 34%, its chroma 0.034 and its hue 345°. Its hue sits on the warm side of the wheel. The nearest named color is Onyx (#343A40), ΔE 0.038 away. White text reads best on it, at 11.94:1.
| Hue family | Purples |
| Lightness | dark (34%) |
| Chroma | muted (0.034) |
| Temperature | warm |
| Nearest name | Onyx (#343A40) |
| Black text | 1.75:1 |
| White text | 11.94:1 |
Values
| HEX | #45313C |
| RGB | rgb(69, 49, 60) |
| HSL | hsl(327, 17%, 23%) |
| OKLCH | oklch(34% 0.034 344.9) |
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 #45313C | 11.94:1 | AAA | Lc -100.9 | Preferred for body text |
| Black text on #45313C | 1.75:1 | Fails | Lc 0.0 | Not readable |
| #45313C text on white | 11.94:1 | AAA | Lc 97.3 | Preferred for body text |
| #45313C text on black | 1.75:1 | 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
#F7F4F6
oklch(97% 0.004 337.4)
-
Step 100
100
#EEE8EB
oklch(93.7% 0.008 345.4)
-
Step 200
200
#E0D6DB
oklch(88.6% 0.013 345.5)
-
Step 300
300
#CDBAC4
oklch(80.8% 0.025 344.6)
-
Step 400
400
#B497A6
oklch(70.7% 0.04 345.7)
-
Step 500
500
#A17D91
oklch(63.1% 0.052 344.3)
-
Step 600
600
#8C667B
oklch(55.6% 0.057 344.8)
-
Step 700
700
#775568
oklch(49.2% 0.053 344.6)
-
Step 800
800
#614554
oklch(42.6% 0.044 345.8)
-
Step 900
900 (this color)
#45313C
oklch(34% 0.034 344.9)
-
Step 950
950
#2E2229
oklch(26.9% 0.022 342.8)
#45313C 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) | #32353C | 0.035 |
| Deuteranopia (no green cones) | #37383B | 0.033 |
| Tritanopia (no blue cones) | #483135 | 0.013 |
| Achromatopsia (no color) | #373737 | 0.034 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #45313C
#45313C
oklch(34% 0.034 344.9)
- #273E34
#273E34
oklch(34.1% 0.034 165.5)
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 #45313C, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Onyx #343A40 ΔE 0.038
- Gunmetal #293241 ΔE 0.049
- Charcoal Grey #3C4142 ΔE 0.050
- Space Cadet #2B2D42 ΔE 0.052
- Dark Blue Grey #1F3B4D ΔE 0.065
- Purple Brown #673A3F ΔE 0.075
- Prussian Blue #1D3557 ΔE 0.076
- Charcoal #264653 ΔE 0.076
Use #45313C 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.